Merge pull request #216 from Permissionless-Software-Foundation/ct-unstable

fix(psf-slp-indexer): Adding flag for tx history of tokens
2026-09-22 09:02:01 -07:00 · 2022-02-06 13:26:05 -08:00 · 2022-02-06 13:23:25 -08:00 · 2022-01-31 21:22:25 -08:00 · 2022-01-31 21:18:08 -08:00 · 2022-01-31 21:13:50 -08:00
81 changed files with 14288 additions and 17695 deletions
@@ -1,7 +1,8 @@
-Copyright 2021 Chris Troutner
+Copyright 2021 Permissionless Software Foundation contributors

 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
@@ -33,17 +33,13 @@ Here are two YouTube walk-through videos to help you get started:
 ```
 const BCHJS = require("@psf/bch-js")
 let bchjs = new BCHJS() // Defaults to BCHN network.
-
-// testnet
-bchjs = new BCHJS({ restURL: 'https://testnet3.fullstack.cash/v4/' })
 ```

 This library is intended to be paired with
 the [bch-api](https://github.com/Permissionless-Software-Foundation/bch-api) REST API, and the infrastructure provided by [FullStack.cash](https://fullstack.cash). The `restURL` property can be changed to work with different Bitcoin Cash networks:

- BCHN Mainnet REST API server: https://bchn.fullstack.cash/v4/
- ABC Mainnet REST API server: https://abc.fullstack.cash/v4/
- Testnet3 REST API server: https://testnet3.fullstack.cash/v4/
+- BCHN Mainnet REST API server: https://bchn.fullstack.cash/v5/
+- ABC Mainnet REST API server: https://abc.fullstack.cash/v5/
 - Check server status: https://metrics.fullstack.cash

 ### API Key
@@ -57,7 +53,7 @@ rate limits when interacting with the back end server. See [this article](https:
 ```
 const BCHJS = require("@psf/bch-js")
 let bchjs = new BCHJS({
-  restURL: 'https://bchn.fullstack.cash/v3/',
+  restURL: 'https://bchn.fullstack.cash/v5/',
  apiToken: 'eyJhbGciO...' // Your JWT token here.
 })
 ```
@@ -122,3 +118,5 @@ Copies of this repository are also published on [IPFS](https://ipfs.io).
 ## License

 [MIT](LICENSE.md)
+
+test
@@ -1,3 +1,3 @@
-Examples have been moved to this repository:
+Examples have been moved to this repository

 https://github.com/Permissionless-Software-Foundation/bch-js-examples
@@ -1,26 +1,30 @@
 {
  "name": "@psf/bch-js",
-  "version": "4.0.0",
+  "version": "5.0.0",
  "description": "The FullStack.cash JavaScript library for Bitcoin Cash and SLP Tokens",
  "author": "Chris Troutner <chris.troutner@gmail.com>",
  "contributors": [
-    "Gabriel Cardona <gabriel@bitcoin.com>"
+    "Gabriel Cardona <gabriel@bitcoin.com>",
+    "Stoyan Zhekov <zh@zhware.net>"
  ],
  "main": "src/bch-js",
  "scripts": {
    "test": "nyc mocha --trace-warnings --unhandled-rejections=strict --timeout 30000 test/unit/",
    "test:integration": "npm run test:integration:bchn",
-    "test:integration:abc": "export RESTURL=https://abc.fullstack.cash/v4/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/abc/",
-    "test:integration:bchn": "export RESTURL=https://bchn.fullstack.cash/v4/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
-    "test:integration:testnet": "IS_USING_FREE_TIER=true mocha --timeout 30000 test/integration/chains/testnet/",
-    "test:integration:local:abc": "export RESTURL=http://localhost:3000/v4/ && mocha --timeout 30000 test/integration && mocha --timeout 30000 test/integration/chains/abc/",
-    "test:integration:local:bchn": "export RESTURL=http://localhost:3000/v4/ && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
-    "test:integration:local:testnet": "RESTURL=http://localhost:4000/v4/ mocha --timeout 30000 test/integration/chains/testnet",
-    "test:integration:decatur:bchn": "export RESTURL=http://192.168.0.36:3000/v4/ && mocha --timeout 30000 test/integration/",
-    "test:temp": "export RESTURL=http://localhost:3000/v4/ && mocha --timeout 30000 -g '#hydrateUtxos' test/integration/",
-    "test:temp2": "mocha --timeout=30000 -g '#_hydrateUtxo' test/unit/",
-    "test:temp3": "export RESTURL=https://bchn.fullstack.cash/v4/ && mocha --timeout 30000 -g '#hydrateUtxos' test/integration/",
-    "test:temp4": "export RESTURL=http://localhost:3000/v4/ && mocha --timeout 30000 -g '#decodeOpReturn' test/integration/",
+    "test:integration:nft": "export RESTURL=https://bchn.fullstack.cash/v5/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 -g '#nft1' test/integration/chains/bchn/slp.js",
+    "test:integration:abc": "export RESTURL=https://abc.fullstack.cash/v5/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/abc/",
+    "test:integration:bchn": "export RESTURL=https://bchn.fullstack.cash/v5/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
+    "test:integration:bchn:slpdb": "export TESTSLP=1 && export RESTURL=https://bchn.fullstack.cash/v5/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
+    "test:integration:local:abc": "export RESTURL=http://localhost:3000/v5/ && mocha --timeout 30000 test/integration && mocha --timeout 30000 test/integration/chains/abc/",
+    "test:integration:local:bchn": "export RESTURL=http://localhost:3000/v5/ && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
+    "test:integration:local:testnet": "RESTURL=http://localhost:4000/v5/ mocha --timeout 30000 test/integration/chains/testnet",
+    "test:integration:decatur:bchn": "export RESTURL=http://192.168.2.129:3000/v5/ && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
+    "test:integration:decatur:abc": "export RESTURL=http://192.168.2.141:3000/v5/ && mocha --timeout 30000 test/integration && mocha --timeout 30000 test/integration/chains/abc/",
+    "test:integration:temp:bchn": "export RESTURL=http://157.90.174.219:3000/v5/ && mocha --timeout 30000 test/integration/",
+    "test:temp": "export RESTURL=http://localhost:3000/v5/ && mocha --timeout 30000 -g '#Encryption' test/integration/",
+    "test:temp2": "mocha --timeout=30000 -g '#TransactionLib' test/unit/",
+    "test:temp3": "export RESTURL=https://bchn.fullstack.cash/v5/ && mocha --timeout 30000 -g '#DSProof' test/integration/chains/",
+    "test:temp4": "export RESTURL=http://localhost:3000/v5/ && mocha --timeout 30000 -g '#decodeOpReturn' test/integration/",
    "coverage": "nyc report --reporter=text-lcov | coveralls",
    "coverage:report": "nyc --reporter=html mocha --timeout 25000 test/unit/",
    "docs": "./node_modules/.bin/apidoc -i src/ -o docs",
@@ -33,53 +37,52 @@
    "url": "git+https://github.com/Permissionless-Software-Foundation/bch-js.git"
  },
  "dependencies": {
-    "@psf/bip21": "^2.0.1",
-    "@psf/bip32-utils": "^1.0.0",
-    "@psf/bitcoincash-ops": "^2.0.0",
-    "@psf/bitcoincashjs-lib": "^4.0.2",
-    "@psf/coininfo": "^4.0.0",
-    "@uppy/core": "^1.10.4",
-    "@uppy/tus": "^1.5.12",
-    "axios": "^0.21.1",
-    "bc-bip68": "^1.0.5",
-    "bchaddrjs-slp": "^0.2.5",
-    "bigi": "^1.4.2",
-    "bignumber.js": "^9.0.0",
-    "bip-schnorr": "^0.3.0",
-    "bip38": "^2.0.2",
-    "bip39": "^3.0.2",
-    "bip66": "^1.1.5",
-    "bitcoinjs-message": "^2.0.0",
-    "bs58": "^4.0.1",
-    "cashaddrjs": "^0.3.3",
-    "ini": "^1.3.8",
-    "randombytes": "^2.0.6",
-    "safe-buffer": "^5.1.2",
-    "satoshi-bitcoin": "^1.0.4",
+    "@psf/bip21": "2.0.1",
+    "@chris.troutner/bip32-utils": "1.0.5",
+    "@psf/bitcoincash-ops": "2.0.0",
+    "@psf/bitcoincashjs-lib": "4.0.2",
+    "@psf/coininfo": "4.0.0",
+    "@uppy/core": "1.10.4",
+    "@uppy/tus": "1.5.12",
+    "axios": "^0.21.4",
+    "bc-bip68": "1.0.5",
+    "bchaddrjs-slp": "0.2.5",
+    "bigi": "1.4.2",
+    "bignumber.js": "9.0.0",
+    "bip-schnorr": "0.3.0",
+    "bip38": "2.0.2",
+    "bip39": "3.0.2",
+    "bip66": "1.1.5",
+    "bitcoinjs-message": "2.0.0",
+    "bs58": "4.0.1",
+    "ecashaddrjs": "1.0.7",
+    "ini": "1.3.8",
+    "randombytes": "2.0.6",
+    "safe-buffer": "5.1.2",
+    "satoshi-bitcoin": "1.0.4",
    "slp-mdm": "0.0.6",
    "slp-parser": "0.0.4",
-    "wif": "^2.0.6"
+    "wif": "2.0.6"
  },
  "devDependencies": {
-    "apidoc": "^0.17.7",
-    "assert": "^2.0.0",
-    "chai": "^4.1.2",
-    "coveralls": "^3.0.2",
-    "eslint": "5.16.0",
-    "eslint-config-prettier": "^6.0.0",
-    "eslint-config-standard": "^14.1.0",
-    "eslint-plugin-node": "^9.1.0",
-    "eslint-plugin-prettier": "^3.1.0",
-    "eslint-plugin-standard": "^4.0.0",
-    "husky": "^4.3.6",
-    "lodash.clonedeep": "^4.5.0",
-    "mocha": "^6.1.4",
-    "node-mocks-http": "^1.7.0",
-    "nyc": "^14.1.0",
-    "prettier": "^1.18.2",
-    "semantic-release": "^17.3.9",
-    "sinon": "^7.3.2",
-    "standard": "^16.0.3"
+    "apidoc": "0.17.7",
+    "assert": "2.0.0",
+    "chai": "4.1.2",
+    "coveralls": "3.0.2",
+    "eslint": "7.17.0",
+    "eslint-config-prettier": "7.1.0",
+    "eslint-config-standard": "16.0.3",
+    "eslint-plugin-node": "11.1.0",
+    "eslint-plugin-prettier": "3.3.1",
+    "eslint-plugin-standard": "4.0.0",
+    "husky": "^4.3.8",
+    "lodash.clonedeep": "4.5.0",
+    "mocha": "9.1.3",
+    "node-mocks-http": "1.7.0",
+    "nyc": "15.1.0",
+    "semantic-release": "18.0.0",
+    "sinon": "9.2.2",
+    "standard": "^16.0.4"
  },
  "apidoc": {
    "title": "bch-js",
@@ -1,12 +1,12 @@
 // const axios = require("axios")
 const Bitcoin = require('@psf/bitcoincashjs-lib')
-const cashaddr = require('cashaddrjs')
+const cashaddr = require('ecashaddrjs')
 const coininfo = require('@psf/coininfo')

 class Address {
  constructor (config) {
    const tmp = {}
-    if (!config || !config.restURL) tmp.restURL = 'https://api.bchjs.cash/v4/'
+    if (!config || !config.restURL) tmp.restURL = 'https://api.bchjs.cash/v5/'
    else tmp.restURL = config.restURL

    this.restURL = tmp.restURL
@@ -129,6 +129,78 @@ class Address {
    return cashAddress.split(':')[1]
  }

+  /**
+   * @api Address.toEcashAddress() toEcashAddress()
+   * @apiName toEcashAddress
+   * @apiGroup Address
+   * @apiDescription Convert legacy to cashAddress format
+   *
+   * @apiExample Example usage:
+   * // mainnet
+   * bchjs.Address.toEcashAddress('bitcoincash:qq50d800hgunr8u4trz3uuppspk3mds0dy9978plt2')
+   * // ecash:qq50d800hgunr8u4trz3uuppspk3mds0dyug2v69da
+   *
+   * // mainnet no prefix
+   * bchjs.Address.toEcashAddress('bitcoincash:qq50d800hgunr8u4trz3uuppspk3mds0dy9978plt2', false)
+   * // qq50d800hgunr8u4trz3uuppspk3mds0dyug2v69da
+   *
+   */
+  toEcashAddress (address, prefix = true) {
+    const decoded = this._decode(address)
+
+    const ecashAddress = cashaddr.encode(
+      'ecash',
+      decoded.type,
+      decoded.hash
+    )
+
+    if (prefix) return ecashAddress
+    return ecashAddress.split(':')[1]
+  }
+
+  /**
+   * @api Address.ecashtoCashAddress() ecashtoCashAddress()
+   * @apiName ecashtoCashAddress
+   * @apiGroup Address
+   * @apiDescription Convert legacy to cashAddress format
+   *
+   * @apiExample Example usage:
+   * // mainnet
+   * bchjs.Address.ecashtoCashAddress('ecash:qq50d800hgunr8u4trz3uuppspk3mds0dyug2v69da')
+   * // bitcoincash:qq50d800hgunr8u4trz3uuppspk3mds0dy9978plt2
+   *
+   * // mainnet no prefix
+   * bchjs.Address.ecashtoCashAddress('ecash:qq50d800hgunr8u4trz3uuppspk3mds0dyug2v69da', false)
+   * // qq50d800hgunr8u4trz3uuppspk3mds0dy9978plt2
+   */
+  ecashtoCashAddress (address, prefix = true) {
+    const decoded = this._decodeEcashAddress(address)
+
+    const cashAddress = cashaddr.encode(
+      'bitcoincash',
+      decoded.type,
+      decoded.hash
+    )
+
+    if (prefix) return cashAddress
+    return cashAddress.split(':')[1]
+  }
+
+  /**
+   * @api Address.toHash160() toHash160()
+   * @apiName toHash160
+   * @apiGroup Address
+   * @apiDescription Converts any address format to hash160
+   *
+   * @apiExample Example usage:
+   * // cash address mainnet p2pkh
+   * bchjs.Address.toHash160("bitcoincash:qptnmya5wkly7xf97wm5ak23yqdsz3l2cyj7k9vyyh")
+   * // 573d93b475be4f1925f3b74ed951201b0147eac1
+   *
+   * // cash address mainnet p2sh
+   * bchjs.Address.toHash160("bitcoincash:pp7ushdxf5we8mcpaa3wqgsuqt639cu59ur5xu5fug")
+   * // 7dc85da64d1d93ef01ef62e0221c02f512e3942f
+   */
  // Converts any address format to hash160
  toHash160 (address) {
    const legacyAddress = this.toLegacyAddress(address)
@@ -166,7 +238,7 @@ class Address {
   * @api Address.hash160ToCash() hash160ToCash()
   * @apiName hash160ToCash
   * @apiGroup Address
-   * @apiDescription Convert hash160 to cash address.
+   * @apiDescription Convert hash160 to cash address. Accepts either hexadecimal or buffer.
   *
   * @apiExample Example usage:
   * bchjs.Address.hash160ToCash("573d93b475be4f1925f3b74ed951201b0147eac1")
@@ -271,6 +343,22 @@ class Address {
    throw new Error(`Invalid format : ${address}`)
  }

+  _decodeEcashAddress (address) {
+    if (address.indexOf(':') !== -1) {
+      const decoded = cashaddr.decode(address)
+      decoded.format = 'cashaddr'
+      return decoded
+    }
+
+    try {
+      const decoded = cashaddr.decode(`ecash:${address}`)
+      decoded.format = 'cashaddr'
+      return decoded
+    } catch (error) {}
+
+    throw new Error(`Invalid format : ${address}`)
+  }
+
  /**
   * @api Address.isLegacyAddress() isLegacyAddress()
   * @apiName isLegacyAddress
@@ -721,13 +809,13 @@ class Address {
   * @apiDescription Detect an addess from an OutputScript..
   *
   * @apiExample Example usage:
-   *  const script = bchjs.Script.encode([
+   *  const scriptBuffer = bchjs.Script.encode([
   *    Buffer.from("BOX", "ascii"),
   *    bchjs.Script.opcodes.OP_CAT,
   *    Buffer.from("BITBOX", "ascii"),
   *    bchjs.Script.opcodes.OP_EQUAL
   *  ]);
-   *  const p2sh_hash160 = bchjs.Crypto.hash160(script);
+   *  const p2sh_hash160 = bchjs.Crypto.hash160(scriptBuffer);
   *  const scriptPubKey = bchjs.Script.scriptHash.output.encode(p2sh_hash160);
   *
   *  // mainnet address from output script
@@ -7,8 +7,8 @@
 */

 // bch-api mainnet.
-const DEFAULT_REST_API = 'https://api.fullstack.cash/v4/'
-// const DEFAULT_REST_API = "http://localhost:3000/v4/"
+const DEFAULT_REST_API = 'https://api.fullstack.cash/v5/'
+// const DEFAULT_REST_API = "http://localhost:3000/v5/"

 // local deps
 const BitcoinCash = require('./bitcoincash')
@@ -31,10 +31,13 @@ const SLP = require('./slp/slp')
 const IPFS = require('./ipfs')
 const Encryption = require('./encryption')
 const Utxo = require('./utxo')
+const Transaction = require('./transaction')
+const DSProof = require('./dsproof')
+const Ecash = require('./ecash')

 // Indexers
-const Ninsight = require('./ninsight')
 const Electrumx = require('./electrumx')
+const PsfSlpIndexer = require('./psf-slp-indexer')

 class BCHJS {
  constructor (config) {
@@ -79,9 +82,6 @@ class BCHJS {

    // console.log(`apiToken: ${this.apiToken}`)

-    // Bitcoin.com Ninsight indexer
-    this.Ninsight = new Ninsight(config)
-
    // ElectrumX indexer
    this.Electrumx = new Electrumx(libConfig)

@@ -113,6 +113,12 @@ class BCHJS {

    this.IPFS = new IPFS()
    this.Utxo = new Utxo(libConfig)
+    this.Transaction = new Transaction(libConfig)
+
+    this.DSProof = new DSProof(libConfig)
+    this.eCash = new Ecash()
+
+    this.PsfSlpIndexer = new PsfSlpIndexer(libConfig)
  }
 }

@@ -5,7 +5,7 @@

 const axios = require('axios')

-let _this
+// let _this

 class Blockchain {
  constructor (config) {
@@ -29,7 +29,7 @@ class Blockchain {
      }
    }

-    _this = this
+    // _this = this
  }

  /**
@@ -54,7 +54,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getBestBlockHash`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -68,8 +68,8 @@ class Blockchain {
   * @apiName getBlock
   * @apiGroup Blockchain
   * @apiDescription
-   * If verbose is false, returns a string that is serialized, hex-encoded data for block 'hash'. If verbose is true, returns an Object with information about block hash.
-   *
+   * If verbose is 0, returns a string that is serialized, hex-encoded data for block 'hash'. If verbose is 1, returns an Object with information about block hash.
+   * If verbose is 2, returns an Object with information about block hash and information about tx.
   * @apiExample Example usage:
   * (async () => {
   * try {
@@ -80,29 +80,39 @@ class Blockchain {
   * }
   * })()
   *
-   * // { hash: '00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09',
-   * // confirmations: 528236,
-   * // size: 216,
-   * // height: 1000,
-   * // version: 1,
-   * // versionHex: '00000001',
-   * // merkleroot: 'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33',
-   * // tx:
-   * //  [ 'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33' ],
-   * // time: 1232346882,
-   * // mediantime: 1232344831,
-   * // nonce: 2595206198,
-   * // bits: '1d00ffff',
-   * // difficulty: 1,
-   * // chainwork: '000000000000000000000000000000000000000000000000000003e903e903e9',
-   * // previousblockhash: '0000000008e647742775a230787d66fdf92c46a48c896bfbc85cdc8acc67e87d',
-   * // nextblockhash: '00000000a2887344f8db859e372e7e4bc26b23b9de340f725afbf2edb265b4c6' }
+   * // {
+   * //  hash: '00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09',
+   * //  confirmations: 528236,
+   * //  size: 216,
+   * //  height: 1000,
+   * //  version: 1,
+   * //  versionHex: '00000001',
+   * //  merkleroot: 'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33',
+   * //  tx:
+   * //   [ 'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33' ],
+   * //  time: 1232346882,
+   * //  mediantime: 1232344831,
+   * //  nonce: 2595206198,
+   * //  bits: '1d00ffff',
+   * //  difficulty: 1,
+   * //  chainwork: '000000000000000000000000000000000000000000000000000003e903e903e9',
+   * //  previousblockhash: '0000000008e647742775a230787d66fdf92c46a48c896bfbc85cdc8acc67e87d',
+   * //  nextblockhash: '00000000a2887344f8db859e372e7e4bc26b23b9de340f725afbf2edb265b4c6'
+   * // }
   */
-  async getBlock (blockhash, verbose = true) {
+  async getBlock (blockhash, verbosity = 1) {
    try {
-      const response = await axios.get(
-        `${this.restURL}blockchain/getBlock/${blockhash}?verbose=${verbose}`,
-        _this.axiosOptions
+      // Input validation
+      if (!blockhash || typeof blockhash !== 'string') {
+        throw new Error('blockhash must be a string')
+      }
+      const response = await axios.post(
+        `${this.restURL}blockchain/getblock`,
+        {
+          blockhash,
+          verbosity
+        },
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -152,7 +162,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getBlockchainInfo`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -183,7 +193,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getBlockCount`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -216,7 +226,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getBlockHash/${height}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -263,7 +273,7 @@ class Blockchain {
      if (typeof hash === 'string') {
        const response = await axios.get(
          `${this.restURL}blockchain/getBlockHeader/${hash}?verbose=${verbose}`,
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -277,7 +287,7 @@ class Blockchain {
            hashes: hash,
            verbose: verbose
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -324,7 +334,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getChainTips`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -356,7 +366,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getDifficulty`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -372,7 +382,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getMempoolAncestors/${txid}?verbose=${verbose}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -387,7 +397,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getMempoolDescendants/${txid}?verbose=${verbose}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -484,7 +494,7 @@ class Blockchain {
      if (typeof txid === 'string') {
        const response = await axios.get(
          `${this.restURL}blockchain/getMempoolEntry/${txid}`,
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -495,7 +505,7 @@ class Blockchain {
          {
            txids: txid
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -535,7 +545,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getMempoolInfo`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -582,7 +592,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/getRawMempool?vebose=${verbose}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -626,7 +636,7 @@ class Blockchain {
      // Send the request to the REST API.
      // const response = await axios.get(
      //   `${this.restURL}blockchain/getTxOut/${txid}/${n}?includeMempool=${includeMempool}`,
-      //   _this.axiosOptions
+      //   this.axiosOptions
      // )
      const response = await axios.post(
        `${this.restURL}blockchain/getTxOut`,
@@ -635,7 +645,7 @@ class Blockchain {
          vout: n,
          mempool: includeMempool
        },
-        _this.axiosOptions
+        this.axiosOptions
      )

      return response.data
@@ -688,7 +698,7 @@ class Blockchain {
        const path = `${this.restURL}blockchain/getTxOutProof/${txids}`
        // if (blockhash) path = `${path}?blockhash=${blockhash}`

-        const response = await axios.get(path, _this.axiosOptions)
+        const response = await axios.get(path, this.axiosOptions)
        return response.data

        // Array of txids.
@@ -699,7 +709,7 @@ class Blockchain {
          {
            txids: txids
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -716,7 +726,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/preciousBlock/${blockhash}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -729,7 +739,7 @@ class Blockchain {
    try {
      const response = await axios.post(
        `${this.restURL}blockchain/pruneBlockchain/${height}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -742,7 +752,7 @@ class Blockchain {
    try {
      const response = await axios.get(
        `${this.restURL}blockchain/verifyChain?checklevel=${checklevel}&nblocks=${nblocks}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -794,7 +804,7 @@ class Blockchain {
      if (typeof proof === 'string') {
        const response = await axios.get(
          `${this.restURL}blockchain/verifyTxOutProof/${proof}`,
-          _this.axiosOptions
+          this.axiosOptions
        )
        return response.data

@@ -806,7 +816,7 @@ class Blockchain {
          {
            proofs: proof
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -4,7 +4,7 @@

 const axios = require('axios')

-let _this // Global reference to the instance of this class.
+// let _this // Global reference to the instance of this class.

 class Control {
  constructor (config) {
@@ -28,7 +28,7 @@ class Control {
      }
    }

-    _this = this
+    // _this = this
  }

  /**
@@ -81,7 +81,7 @@ class Control {
    try {
      const response = await axios.get(
        `${this.restURL}control/getNetworkInfo`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -94,7 +94,7 @@ class Control {
    try {
      const response = await axios.get(
        `${this.restURL}control/getMemoryInfo`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -22,7 +22,7 @@ class Crypto {
   *  // buffer from hex
   *  let buffer = Buffer.from('03123464075c7a5fa6b8680afa2c962a02e7bf071c6b2395b0ac711d462cac9354', 'hex')
   *  bchjs.Crypto.sha256(buffer)
-   *  // <Buffer 26 b0 78 0a 68 3a 1e 09 8e 9c b8 cf a1 b0 92 42 28 25 00 97>
+   *  // <Buffer 97 8c 09 dd 46 09 1d 19 22 fa 01 e9 f4 a9 75 b9 1a 37 1f 26 ba 83 99 de 27 d5 38 01 15 21 21 de>
   *
   * */
  // Translate address from any address format into a specific format.
@@ -60,7 +60,7 @@ class Crypto {
   * @api Crypto.hash256() hash256()
   * @apiName hash256
   * @apiGroup Crypto
-   * @apiDescription Utility for creating double sha256 hash digests of data.
+   * @apiDescription Utility for creating double sha256 hash digests of buffer encoded data.
   *
   * @apiExample Example usage:
   *   // buffer from hex
@@ -86,7 +86,7 @@ class Crypto {
   * @api Crypto.hash160() hash160()
   * @apiName hash160
   * @apiGroup Crypto
-   * @apiDescription Utility for creating ripemd160(sha256()) hash digests of data.
+   * @apiDescription Utility for creating ripemd160(sha256()) hash digests of buffer encoded data.
   *
   * @apiExample Example usage:
   *  // buffer from hex
@@ -0,0 +1,81 @@
+const axios = require('axios')
+
+let _this
+
+class DSProof {
+  constructor (config) {
+    this.restURL = config.restURL
+    this.apiToken = config.apiToken
+    this.authToken = config.authToken
+    this.axios = axios
+
+    if (this.authToken) {
+      // Add Basic Authentication token to the authorization header.
+      this.axiosOptions = {
+        headers: {
+          authorization: this.authToken
+        }
+      }
+    } else {
+      // Add JWT token to the authorization header.
+      this.axiosOptions = {
+        headers: {
+          authorization: `Token ${this.apiToken}`
+        }
+      }
+    }
+
+    _this = this
+  }
+
+  /**
+   * @api DSProof.getDSProof() getDSProof()
+   * @apiName getDSProof
+   * @apiGroup DSProof
+   * @apiDescription Checks if a transaction generated a double-spend proof.
+   *
+   * If a double-spend is attempted, one of the transactions will generate a
+   * 'double spend proof'. This call can be used to check if a transaction
+   * generated such a proof.
+   *
+   * Merchants should wait 3-5 seconds after receiving notification of a
+   * transaction before calling this endpoint, to see if the TXID generated a
+   * proof. If this method returns no data, then the TX can be considered 'safe'
+   * and not a double spend. If proof data is returned by this method, then
+   * the transaction generated a proof and can be considered a 'double spend'.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     const txid = 'ee0df780b58f6f24467605b2589c44c3a50fc849fb8f91b89669a4ae0d86bc7e'
+   *     const result = await bchjs.DSProof.getDSProof(txid)
+   *     console.log(result);
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   * // returns
+   * null
+   */
+  async getDSProof (txid) {
+    try {
+      if (!txid) {
+        throw new Error('txid is required')
+      }
+      if (txid.length !== 64) {
+        throw new Error(`txid must be of length 64 (not ${txid.length})`)
+      }
+      const response = await _this.axios.get(
+        `${this.restURL}dsproof/getdsproof/${txid}`,
+        this.axiosOptions
+      )
+      return response.data
+    } catch (error) {
+      if (error.response && error.response.data) throw error.response.data
+      else throw error
+    }
+  }
+}
+
+module.exports = DSProof
@@ -0,0 +1,47 @@
+/*
+  Utility library for converting units with eCash.
+*/
+
+class eCash {
+  /**
+   * @api eCash.toSatoshi() toSatoshi()
+   * @apiName toSatoshi
+   * @apiGroup eCash
+   * @apiDescription
+   * Convert XEC units into satoshi units
+   *
+   * @apiExample Example usage:
+   * // convert 10,704.35 XEC to satoshis:
+   * bchjs.eCash.toSatoshi(10704.35)
+   * // 1070435
+   */
+  toSatoshi (xec) {
+    if (typeof xec !== 'number') {
+      throw new Error('input must be a floating number representing XEC')
+    }
+
+    return Math.floor(xec * 100)
+  }
+
+  /**
+   * @api eCash.toXec() toXec()
+   * @apiName toXec
+   * @apiGroup eCash
+   * @apiDescription
+   * Convert satoshi units to XEC units
+   *
+   * @apiExample Example usage:
+   * // convert 1,070,435 satoshis to XEC:
+   * bchjs.eCash.toSatoshi(1070435)
+   * // 10704.35
+   */
+  toXec (sats) {
+    if (typeof sats !== 'number') {
+      throw new Error('input must be a floating number representing satoshis')
+    }
+
+    return sats / 100
+  }
+}
+
+module.exports = eCash
@@ -8,7 +8,7 @@ const axios = require('axios')
 // Local libraries.
 const Blockchain = require('./blockchain')

-let _this
+// let _this

 class ElectrumX {
  constructor (config) {
@@ -34,7 +34,7 @@ class ElectrumX {

    this.blockchain = new Blockchain(config)

-    _this = this
+    // _this = this
  }

  /**
@@ -108,7 +108,7 @@ class ElectrumX {
      if (typeof address === 'string') {
        const response = await axios.get(
          `${this.restURL}electrumx/utxos/${address}`,
-          _this.axiosOptions
+          this.axiosOptions
        )
        return response.data

@@ -119,7 +119,7 @@ class ElectrumX {
          {
            addresses: address
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -142,7 +142,7 @@ class ElectrumX {
   * (async () => {
   *   try {
   *     let balance = await bchjs.Electrumx.balance('bitcoincash:qrdka2205f4hyukutc2g0s6lykperc8nsu5u2ddpqf');
-   *     console.log(utxo);
+   *     console.log(balance);
   *   } catch(error) {
   *    console.error(error)
   *   }
@@ -159,7 +159,7 @@ class ElectrumX {
   * (async () => {
   *   try {
   *     let balance = await bchjs.Electrumx.balance(['bitcoincash:qrdka2205f4hyukutc2g0s6lykperc8nsu5u2ddpqf', 'bitcoincash:qpdh9s677ya8tnx7zdhfrn8qfyvy22wj4qa7nwqa5v']);
-   *     console.log(utxo);
+   *     console.log(balance);
   *   } catch(error) {
   *    console.error(error)
   *   }
@@ -192,7 +192,7 @@ class ElectrumX {
      if (typeof address === 'string') {
        const response = await axios.get(
          `${this.restURL}electrumx/balance/${address}`,
-          _this.axiosOptions
+          this.axiosOptions
        )
        return response.data

@@ -203,7 +203,7 @@ class ElectrumX {
          {
            addresses: address
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -290,7 +290,7 @@ class ElectrumX {
      if (typeof address === 'string') {
        const response = await axios.get(
          `${this.restURL}electrumx/transactions/${address}`,
-          _this.axiosOptions
+          this.axiosOptions
        )
        return response.data

@@ -302,7 +302,7 @@ class ElectrumX {
            addresses: address,
            usrObj // pass user data when making an internal call.
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -383,7 +383,7 @@ class ElectrumX {
      if (typeof address === 'string') {
        const response = await axios.get(
          `${this.restURL}electrumx/unconfirmed/${address}`,
-          _this.axiosOptions
+          this.axiosOptions
        )
        return response.data

@@ -394,7 +394,7 @@ class ElectrumX {
          {
            addresses: address
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -452,7 +452,7 @@ class ElectrumX {
    try {
      const response = await axios.get(
        `${this.restURL}electrumx/block/headers/${height}?count=${count}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -543,7 +543,7 @@ class ElectrumX {
      if (typeof txid === 'string') {
        const response = await axios.get(
          `${this.restURL}electrumx/tx/data/${txid}`,
-          _this.axiosOptions
+          this.axiosOptions
        )
        return response.data
      } else if (Array.isArray(txid)) {
@@ -552,7 +552,7 @@ class ElectrumX {
          {
            txids: txid
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -592,7 +592,7 @@ class ElectrumX {
        const response = await axios.post(
          `${this.restURL}electrumx/tx/broadcast`,
          { txHex },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -638,13 +638,24 @@ class ElectrumX {
  // Sort confirmed Transactions by the block height
  sortConfTxs (txs, sortingOrder = 'DESCENDING') {
    try {
+      // console.log(`sortConfTxs txs: ${JSON.stringify(txs, null, 2)}`)
+
      // Filter out unconfirmed transactions, with a height of 0 or less.
      txs = txs.filter(elem => elem.height > 0)

      if (sortingOrder === 'DESCENDING') {
-        return txs.sort((a, b) => b.height - a.height)
+        // console.log('Sorting in descending order')
+        return txs.sort((a, b) => {
+          // console.log(`descending b.height: ${b.height}, a.height: ${a.height}`)
+          return b.height - a.height
+        })
      }
-      return txs.sort((a, b) => a.height - b.height)
+
+      // console.log('Sorting in ascending order')
+      return txs.sort((a, b) => {
+        // console.log(`ascending b.height: ${b.height}, a.height: ${a.height}`)
+        return a.height - b.height
+      })
    } catch (err) {
      console.log('Error in util.js/sortConfTxs()')
      throw err
@@ -685,6 +696,8 @@ class ElectrumX {
  // Substitute zero-conf txs with the current block-height + 1
  async sortAllTxs (txs, sortingOrder = 'DESCENDING') {
    try {
+      // console.log(`sortingOrder: ${sortingOrder}`)
+
      // Calculate the height of the next block
      const nextBlock = (await this.blockchain.getBlockCount()) + 1

@@ -35,11 +35,13 @@ class Encryption {
  // Search the blockchain for a public key associated with a BCH address.
  async getPubKey (addr) {
    try {
-      if (!addr || typeof addr !== 'string') { throw new Error('Input must be a valid Bitcoin Cash address.') }
+      if (!addr || typeof addr !== 'string') {
+        throw new Error('Input must be a valid Bitcoin Cash address.')
+      }

      const response = await _this.axios.get(
        `${this.restURL}encryption/publickey/${addr}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -1,6 +1,6 @@
 const axios = require('axios')

-let _this
+// let _this

 class Generating {
  constructor (config) {
@@ -24,14 +24,14 @@ class Generating {
      }
    }

-    _this = this
+    // _this = this
  }

  async generateToAddress (blocks, address, maxtries = 1000000) {
    try {
      const response = await axios.post(
        `${this.restURL}generating/generateToAddress/${blocks}/${address}?maxtries=${maxtries}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -1,6 +1,6 @@
 const Bitcoin = require('@psf/bitcoincashjs-lib')
 const coininfo = require('@psf/coininfo')
-const bip32utils = require('@psf/bip32-utils')
+const bip32utils = require('@chris.troutner/bip32-utils')
 const bchaddrjs = require('bchaddrjs-slp')

 class HDNode {
@@ -34,7 +34,9 @@ class HDNode {
   */
  fromSeed (rootSeedBuffer, network = 'mainnet') {
    let bitcoincash
-    if (network === 'bitcoincash' || network === 'mainnet') { bitcoincash = coininfo.bitcoincash.main } else bitcoincash = coininfo.bitcoincash.test
+    if (network === 'bitcoincash' || network === 'mainnet') {
+      bitcoincash = coininfo.bitcoincash.main
+    } else bitcoincash = coininfo.bitcoincash.test

    const bitcoincashBitcoinJSLib = bitcoincash.toBitcoinJS()
    return Bitcoin.HDNode.fromSeedBuffer(
@@ -1,6 +1,6 @@
 const axios = require('axios')

-let _this
+// let _this

 class Mining {
  constructor (config) {
@@ -24,14 +24,14 @@ class Mining {
      }
    }

-    _this = this
+    // _this = this
  }

  async getBlockTemplate (templateRequest) {
    try {
      const response = await axios.get(
        `${this.restURL}mining/getBlockTemplate/${templateRequest}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -44,7 +44,7 @@ class Mining {
    try {
      const response = await axios.get(
        `${this.restURL}mining/getMiningInfo`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -57,7 +57,7 @@ class Mining {
    try {
      const response = await axios.get(
        `${this.restURL}mining/getNetworkHashps?nblocks=${nblocks}&height=${height}`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      return response.data
    } catch (error) {
@@ -71,7 +71,7 @@ class Mining {
    if (parameters) path = `${path}?parameters=${parameters}`

    try {
-      const response = await axios.post(path, _this.axiosOptions)
+      const response = await axios.post(path, this.axiosOptions)
      return response.data
    } catch (error) {
      if (error.response && error.response.data) throw error.response.data
@@ -1,319 +0,0 @@
-/*
-  This library interacts with the ninsight REST API endpoints operated by
-  Bitcoin.com
-*/
-
-const axios = require('axios')
-
-let _this
-
-class Ninsight {
-  constructor (config) {
-    // this.restURL = config.restURL
-    // this.apiToken = config.apiToken
-
-    // this.ninsightURL = `https://bch-explorer.api.bitcoin.com/v1/`
-    if (config) {
-      this.ninsightURL = config.ninsightURL
-        ? config.ninsightURL
-        : 'https://rest.bitcoin.com/v2'
-    }
-
-    // Add JWT token to the authorization header.
-    this.axiosOptions = {
-      headers: {
-        authorization: `Token ${this.apiToken}`,
-        timeout: 15000
-      }
-    }
-
-    _this = this
-  }
-
-  /**
-   * @api Ninsight.utxo()  utxo()
-   * @apiName Ninsight Utxo
-   * @apiGroup Ninsight
-   * @apiDescription Return list of uxto for address.
-   *
-   * @apiExample Example usage:
-   *    (async () => {
-   *   try {
-   *     let utxo = await bchjs.Ninsight.utxo('bitcoincash:qzs02v05l7qs5s24srqju498qu55dwuj0cx5ehjm2c');
-   *     console.log(utxo);
-   *   } catch(error) {
-   *    console.error(error)
-   *   }
-   * })()
-   *
-   *  // [
-   *  //   {
-   *  //     "txid": "d31dc2cf66fe4d3d3ae18e1065def58a64920746b1702b52f060e5edeea9883b",
-   *  //     "vout": 1,
-   *  //     "amount": 0.03608203,
-   *  //     "satoshis": 3608203,
-   *  //     "height": 585570,
-   *  //     "confirmations": 10392
-   *  //   },
-   *  //   {
-   *  //     "txid": "41e9a118765ecf7a1ba4487c0863e23dba343cc5880381a72f0365ac2546c5fa",
-   *  //     "vout": 0,
-   *  //     "amount": 0.03608203,
-   *  //     "satoshis": 3608203,
-   *  //     "height": 577125,
-   *  //     "confirmations": 18837
-   *  //   }
-   *  // ]
-   *
-   */
-  async utxo (address) {
-    try {
-      // Handle single address.
-      if (typeof address === 'string') {
-        const response = await axios.post(
-          `${this.ninsightURL}/address/utxo`,
-          {
-            addresses: [address]
-          },
-          _this.axiosOptions
-        )
-        return response.data
-
-        // Handle array of addresses.
-      } else if (Array.isArray(address)) {
-        const response = await axios.post(
-          `${this.ninsightURL}/address/utxo`,
-          {
-            addresses: address
-          },
-          _this.axiosOptions
-        )
-
-        return response.data
-      }
-
-      throw new Error('Input address must be a string or array of strings.')
-    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
-    }
-  }
-
-  /**
-   * @api Ninsight.unconfirmed()  unconfirmed()
-   * @apiName Ninsight Unconfirmed Utxo
-   * @apiGroup Ninsight
-   * @apiDescription Returns a list of unconfirmed UTXOs for an address.
-   *
-   * @apiExample Example usage:
-   *    (async () => {
-   *   try {
-   *     let utxo = await bchjs.Ninsight.unconfirmed('bitcoincash:qzs02v05l7qs5s24srqju498qu55dwuj0cx5ehjm2c');
-   *     console.log(utxo);
-   *   } catch(error) {
-   *    console.error(error)
-   *   }
-   * })()
-   *
-   *  // [
-   *  //   {
-   *  //     "txid": "d31dc2cf66fe4d3d3ae18e1065def58a64920746b1702b52f060e5edeea9883b",
-   *  //     "vout": 1,
-   *  //     "amount": 0.03608203,
-   *  //     "satoshis": 3608203,
-   *  //     "confirmations": 0
-   *  //     "ts": 1559670801
-   *  //   },
-   *  //   {
-   *  //     "txid": "41e9a118765ecf7a1ba4487c0863e23dba343cc5880381a72f0365ac2546c5fa",
-   *  //     "vout": 0,
-   *  //     "amount": 0.03608203,
-   *  //     "satoshis": 3608203,
-   *  //     "confirmations": 0
-   *  //     "ts": 1559670902
-   *  //   }
-   *  // ]
-   *
-   */
-  async unconfirmed (address) {
-    try {
-      if (typeof address === 'string') {
-        const response = await axios.post(
-          `${this.ninsightURL}/address/unconfirmed`,
-          {
-            addresses: [address]
-          },
-          _this.axiosOptions
-        )
-
-        return response.data
-      } else if (Array.isArray(address)) {
-        const response = await axios.post(
-          `${this.ninsightURL}/address/unconfirmed`,
-          {
-            addresses: address
-          },
-          _this.axiosOptions
-        )
-
-        return response.data
-      }
-
-      throw new Error('Input address must be a string or array of strings.')
-    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
-    }
-  }
-
-  /**
-   * @api Ninsight.transactions()  transactions()
-   * @apiName Ninsight TX History
-   * @apiGroup Ninsight
-   * @apiDescription Return transactions history for address.
-   *
-   * @apiExample Example usage:
-   *    (async () => {
-   *   try {
-   *     let txs = await bchjs.Ninsight.transactions('bitcoincash:qzs02v05l7qs5s24srqju498qu55dwuj0cx5ehjm2c');
-   *     console.log(txs);
-   *   } catch(error) {
-   *    console.error(error)
-   *   }
-   * })()
-   *
-   *  // [
-   *  //   {
-   *  //     "pagesTotal": 1,
-   *  //     "txs": [
-   *  //       {
-   *  //         "txid": "ec7bc8349386e3e1939bbdc4f8092fdbdd6a380734e68486b558cd594c451d5b",
-   *  //         "version": 2,
-   *  //         "locktime": 0,
-   *  //         "vin": [
-   *  //           {
-   *  //             "txid": "4f1fc57c33659628938db740449bf92fb75799e1d5750a4aeef80eb52d6df1e0",
-   *  //             "vout": 0,
-   *  //             "sequence": 4294967295,
-   *  //             "n": 0,
-   *  //             ...
-   *  //           }
-   *  //           ...
-   *  //         ]
-   *  //         ...
-   *  //       }
-   *  //     ],
-   *  //     "legacyAddress": "1LpbYkEM5cryfhs58tH8c93p4SGzit7UrP",
-   *  //     "cashAddress": "bitcoincash:qrvk436u4r0ew2wj0rd9pnxhx4w90p2yfc29ta0d2n",
-   *  //     "currentPage": 0
-   *  //   }
-   *  // ]
-   *  //
-   *
-   */
-  async transactions (address) {
-    try {
-      if (typeof address === 'string') {
-        const response = await axios.post(
-          `${this.ninsightURL}/address/transactions`,
-          {
-            addresses: [address]
-          },
-          _this.axiosOptions
-        )
-
-        return response.data
-      } else if (Array.isArray(address)) {
-        const response = await axios.post(
-          `${this.ninsightURL}/address/transactions`,
-          {
-            addresses: address
-          },
-          _this.axiosOptions
-        )
-
-        return response.data
-      }
-
-      throw new Error('Input address must be a string or array of strings.')
-    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
-    }
-  }
-
-  /**
-   * @api Ninsight.txDetails()  txDetails()
-   * @apiName Ninsight TX Details
-   * @apiGroup Ninsight
-   * @apiDescription Return transactions details for address(es).
-   *
-   * @apiExample Example usage:
-   *    (async () => {
-   *   try {
-   *     let result = await bchjs.Ninsight.txDetails('fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33');
-   *     console.log(result);
-   *   } catch(error) {
-   *    console.error(error)
-   *   }
-   * })()
-   *
-   *  // [
-   *  //   {
-   *  //     "txid": "fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33",
-   *  //     "version": 1,
-   *  //     "locktime": 0,
-   *  //     "vin": [
-   *  //       {
-   *  //         "sequence": 4294967295,
-   *  //         "n": 0
-   *  //       }
-   *  //     ],
-   *  //     "vout": [
-   *  //       ...
-   *  //     ],
-   *  //     "blockhash": "00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09",
-   *  //     "blockheight": 1000,
-   *  //     "confirmations": 659909,
-   *  //     "time": 1232346882,
-   *  //     "blocktime": 1232346882,
-   *  //     "firstSeenTime": null,
-   *  //     "valueOut": 50,
-   *  //     "size": 135
-   *  //   }
-   *  // ]
-   *
-   */
-  async txDetails (txid) {
-    try {
-      if (typeof txid === 'string') {
-        const response = await axios.post(
-          `${this.ninsightURL}/transaction/details`,
-          {
-            txids: [txid]
-          },
-          _this.axiosOptions
-        )
-
-        return response.data
-      } else if (Array.isArray(txid)) {
-        const response = await axios.post(
-          `${this.ninsightURL}/transaction/details`,
-          {
-            txids: txid
-          },
-          _this.axiosOptions
-        )
-
-        return response.data
-      }
-
-      throw new Error('Transaction ID must be a string or array of strings.')
-    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
-    }
-  }
-}
-
-module.exports = Ninsight
@@ -1,10 +1,10 @@
 const axios = require('axios')

-let _this
+// let _this

 class Price {
  constructor (config) {
-    _this = this
+    // _this = this

    this.restURL = config.restURL
    this.apiToken = config.apiToken
@@ -58,7 +58,7 @@ class Price {
   *    let current = await bchjs.Price.getUsd();
   *    console.log(current);
   *  } catch(err) {
-   *   console.err(err)
+   *   console.error(err)
   *  }
   *})()
   *
@@ -68,7 +68,7 @@ class Price {
    try {
      const response = await this.axios.get(
        `${this.restURL}price/usd`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)

@@ -94,7 +94,7 @@ class Price {
   *    let current = await bchjs.Price.rates();
   *    console.log(current);
   *  } catch(err) {
-   *   console.err(err)
+   *   console.error(err)
   *  }
   *})()
   *
@@ -111,7 +111,7 @@ class Price {
    try {
      const response = await this.axios.get(
        `${this.restURL}price/rates`,
-        _this.axiosOptions
+        this.axiosOptions
      )
      // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)

@@ -127,8 +127,9 @@ class Price {
   * @apiName Price getBchaUsd()
   * @apiGroup Price
   * @apiDescription Return current price of BCHA in USD.
-   * This endpoint gets the USD price of BCHA from the Coinex API. The price
-   * comes from bch-api, so it has a better chance of working in Tor.
+   * This endpoint gets the USD price of XEC from the Coinex API. The price
+   * denominated in BCHA comes from bch-api, so it has a better chance of
+   * working in Tor.
   *
   * @apiExample Example usage:
   *(async () => {
@@ -136,17 +137,90 @@ class Price {
   *    let current = await bchjs.Price.getBchaUsd();
   *    console.log(current);
   *  } catch(err) {
-   *   console.err(err)
+   *   console.error(err)
   *  }
   *})()
   *
-   * // 18.81
+   * // 212.34
   */
  async getBchaUsd () {
    try {
      const response = await this.axios.get(
        `${this.restURL}price/bchausd`,
-        _this.axiosOptions
+        this.axiosOptions
+      )
+      // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)
+
+      const bchaPrice = response.data.usd * 1000000
+      // Convert XEC denomination to BCHA denomination
+
+      return bchaPrice
+    } catch (err) {
+      if (err.response && err.response.data) throw err.response.data
+      else throw err
+    }
+  }
+
+  /**
+   * @api price.getXecUsd() getXecUsd()
+   * @apiName Price getXecUsd()
+   * @apiGroup Price
+   * @apiDescription Return current price of XEC in USD.
+   * This endpoint gets the USD price of XEC from the Coinex API. The price
+   * comes from bch-api, so it has a better chance of working in Tor.
+   *
+   * @apiExample Example usage:
+   *(async () => {
+   *  try {
+   *    let current = await bchjs.Price.getXecUsd();
+   *    console.log(current);
+   *  } catch(err) {
+   *   console.error(err)
+   *  }
+   *})()
+   *
+   * // 0.00021234
+   */
+  async getXecUsd () {
+    try {
+      const response = await this.axios.get(
+        `${this.restURL}price/bchausd`,
+        this.axiosOptions
+      )
+      // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)
+
+      return response.data.usd
+    } catch (err) {
+      if (err.response && err.response.data) throw err.response.data
+      else throw err
+    }
+  }
+
+  /**
+   * @api price.getBchUsd() getBchUsd()
+   * @apiName Price getBchUsd()
+   * @apiGroup Price
+   * @apiDescription Return current price of BCH in USD.
+   * This endpoint gets the USD price of BCH from the Coinex API. The price
+   * comes from bch-api, so it has a better chance of working in Tor.
+   *
+   * @apiExample Example usage:
+   *(async () => {
+   *  try {
+   *    let current = await bchjs.Price.getBchUsd();
+   *    console.log(current);
+   *  } catch(err) {
+   *   console.error(err)
+   *  }
+   *})()
+   *
+   * // 512.81
+   */
+  async getBchUsd () {
+    try {
+      const response = await this.axios.get(
+        `${this.restURL}price/bchusd`,
+        this.axiosOptions
      )
      // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)

@@ -0,0 +1,373 @@
+/*
+  This library interacts with the PSF slp indexer REST API endpoints operated
+  by FullStack.cash
+
+  TODO:
+  - detect TXs from tokens in the blacklist.
+*/
+
+// Public npm libraries
+const axios = require('axios')
+
+// Local libraries
+const RawTransaction = require('./raw-transactions')
+const SlpUtils = require('./slp/utils')
+
+// let _this
+
+class PsfSlpIndexer {
+  constructor (config = {}) {
+    this.restURL = config.restURL
+    this.apiToken = config.apiToken
+    this.authToken = config.authToken
+
+    if (this.authToken) {
+      // Add Basic Authentication token to the authorization header.
+      this.axiosOptions = {
+        headers: {
+          authorization: this.authToken
+        }
+      }
+    } else {
+      // Add JWT token to the authorization header.
+      this.axiosOptions = {
+        headers: {
+          authorization: `Token ${this.apiToken}`
+        }
+      }
+    }
+
+    // Encapsulate dependencies
+    this.rawTransaction = new RawTransaction(config)
+    this.slpUtils = new SlpUtils(config)
+
+    // _this = this
+  }
+
+  /**
+   * @api PsfSlpIndexer.status()  status()
+   * @apiName Status
+   * @apiGroup PSF SLP
+   * @apiDescription Return status from psf slp indexer.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     let status = await bchjs.PsfSlpIndexer.status();
+   *     console.log(status);
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   *  {
+   *    "status": {
+   *      "startBlockHeight": 543376,
+   *      "syncedBlockHeight": 723249,
+   *      "chainBlockHeight": 722679
+   *     }
+   *  }
+   *
+   */
+  async status () {
+    try {
+      const response = await axios.get(
+        `${this.restURL}psf/slp/status`,
+        this.axiosOptions
+      )
+      return response.data
+    } catch (error) {
+      if (error.response && error.response.data) throw error.response.data
+      else throw error
+    }
+  }
+
+  /**
+   * @api PsfSlpIndexer.balance()  balance()
+   * @apiName SLP Balance
+   * @apiGroup PSF SLP
+   * @apiDescription Return slp balance for a single address.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     let balance = await bchjs.PsfSlpIndexer.balance('bitcoincash:qzmd5vxgh9m22m6fgvm57yd6kjnjl9qnwywsf3583n');
+   *     console.log(balance);
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   *  {
+   *    balance: {
+   *      utxos: [
+   *        {
+   *          txid: 'a24a6a4abf06fabd799ecea4f8fac6a9ff21e6a8dd6169a3c2ebc03665329db9',
+   *          vout: 1,
+   *          type: 'token',
+   *          qty: '1800',
+   *          tokenId: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+   *          address: 'bitcoincash:qrqy3kj7r822ps6628vwqq5k8hyjl6ey3y4eea2m4s'
+   *        }
+   *      ],
+   *      txs: [
+   *        {
+   *          txid: '078b2c48ed1db0d5d5996f2889b8d847a49200d0a781f6aa6752f740f312688f',
+   *          height: 717796
+   *        },
+   *        {
+   *          txid: 'a24a6a4abf06fabd799ecea4f8fac6a9ff21e6a8dd6169a3c2ebc03665329db9',
+   *          height: 717832
+   *        }
+   *      ],
+   *      balances: [
+   *        {
+   *          tokenId: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+   *          qty: '1800'
+   *        }
+   *      ]
+   *    }
+   *  }
+   *
+   */
+  async balance (address) {
+    try {
+      // console.log('balance() address: ', address)
+
+      // Handle single address.
+      if (typeof address === 'string') {
+        const response = await axios.post(
+          `${this.restURL}psf/slp/address`,
+          { address },
+          this.axiosOptions
+        )
+        return response.data
+      }
+      throw new Error('Input address must be a string.')
+    } catch (error) {
+      if (error.response && error.response.data) throw error.response.data
+      else throw error
+    }
+  }
+
+  /**
+   * @api PsfSlpIndexer.tokenStats()  tokenStats()
+   * @apiName Token Stats
+   * @apiGroup PSF SLP
+   * @apiDescription Return list stats for a single slp token.
+   * The second input is a Boolean, which determins the the transaction history
+   * of the token is included in the returned data. The default is false.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     let tokenStats = await bchjs.PsfSlpIndexer.tokenStats('a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2', true);
+   *     console.log(tokenStats);
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   * {
+   *   tokenData: {
+   *     type: 1,
+   *     ticker: 'TROUT',
+   *     name: "Trout's test token",
+   *     tokenId: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+   *     documentUri: 'troutsblog.com',
+   *     documentHash: '',
+   *     decimals: 2,
+   *     mintBatonIsActive: true,
+   *     tokensInCirculationBN: '100098953386',
+   *     tokensInCirculationStr: '100098953386',
+   *     blockCreated: 622414,
+   *     totalBurned: '1046614',
+   *     totalMinted: '100100000000'
+   *     txs: [
+   *       {
+   *         txid: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+   *         height: 622414,
+   *         type: 'GENESIS',
+   *         qty: '100000000000'
+   *       }
+   *     ]
+   *   }
+   * }
+   *
+   */
+
+  async tokenStats (tokenId, withTxHistory = false) {
+    try {
+      // Handle single address.
+      if (typeof tokenId === 'string') {
+        const response = await axios.post(
+          `${this.restURL}psf/slp/token`,
+          { tokenId, withTxHistory },
+          this.axiosOptions
+        )
+        return response.data
+      }
+      throw new Error('Input tokenId must be a string.')
+    } catch (error) {
+      if (error.response && error.response.data) throw error.response.data
+      else throw error
+    }
+  }
+
+  /**
+   * @api PsfSlpIndexer.tx()  tx()
+   * @apiName SLP Transaction Data
+   * @apiGroup PSF SLP
+   * @apiDescription Return slp transaction data.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     let txData = await bchjs.PsfSlpIndexer.tx('a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2');
+   *     console.log(txData);
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   * {
+   *   txData: {
+   *     txid: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+   *     hash: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+   *     version: 2,
+   *     size: 339,
+   *     locktime: 0,
+   *     vin: [
+   *       {
+   *         txid: '8370db30d94761ab9a11b71ecd22541151bf6125c8c613f0f6fab8ab794565a7',
+   *         vout: 0,
+   *         scriptSig: {
+   *           asm: '304402207e9631c53dfc8a9a793d1916469628c6b7c5780c01c2f676d51ef21b0ba4926f022069feb471ec869a49f8d108d0aaba04e7cd36e60a7500109d86537f55698930d4[ALL|FORKID] 02791b19a39165dbd83403d6df268d44fd621da30581b0b6e5cb15a7101ed58851',
+   *           hex: '47304402207e9631c53dfc8a9a793d1916469628c6b7c5780c01c2f676d51ef21b0ba4926f022069feb471ec869a49f8d108d0aaba04e7cd36e60a7500109d86537f55698930d4412102791b19a39165dbd83403d6df268d44fd621da30581b0b6e5cb15a7101ed58851'
+   *         },
+   *         sequence: 4294967295,
+   *         address: 'bitcoincash:qpvsg9vl9a5mlf37a7n3yce6pktdctn73qwgaqm3wq',
+   *         value: 0.00051303,
+   *         tokenQty: 0,
+   *         tokenQtyStr: '0',
+   *         tokenId: null
+   *       }
+   *     ],
+   *     vout: [
+   *       {
+   *         value: 0,
+   *         n: 0,
+   *         scriptPubKey: {
+   *           asm: 'OP_RETURN 5262419 1 47454e45534953 54524f5554 54726f75742773207465737420746f6b656e 74726f757473626c6f672e636f6d 0 2 2 000000174876e800',
+   *           hex: '6a04534c500001010747454e455349530554524f55541254726f75742773207465737420746f6b656e0e74726f757473626c6f672e636f6d4c000102010208000000174876e800',
+   *           type: 'nulldata'
+   *         },
+   *         tokenQtyStr: '0',
+   *         tokenQty: 0
+   *       }
+   *     ],
+   *     hex: '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',
+   *     blockhash: '0000000000000000009f65225a3e12e23a7ea057c869047e0f36563a1f410267',
+   *     confirmations: 97398,
+   *     time: 1581773131,
+   *     blocktime: 1581773131,
+   *     blockheight: 622414,
+   *     isSlpTx: true,
+   *     tokenTxType: 'GENESIS',
+   *     tokenId: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+   *     tokenType: 1,
+   *     tokenTicker: 'TROUT',
+   *     tokenName: "Trout's test token",
+   *     tokenDecimals: 2,
+   *     tokenUri: 'troutsblog.com',
+   *     tokenDocHash: '',
+   *     isValidSlp: true
+   *   }
+   * }
+   *
+   */
+  async tx (txid) {
+    try {
+      // Handle single address.
+      if (typeof txid === 'string') {
+        const response = await axios.post(
+          `${this.restURL}psf/slp/txid`,
+          { txid },
+          this.axiosOptions
+        )
+        return response.data
+      }
+      throw new Error('Input txid must be a string.')
+    } catch (error) {
+      // console.log('error: ', error)
+
+      // Case: txid is not stored in the psf-slp-indexer tx database.
+      // Response: If it's not in the database, then it can be assumed the TX
+      // is not a token TX?
+      if (
+        error.response &&
+        error.response.data &&
+        error.response.data.error &&
+        error.response.data.error.includes('Key not found in database')
+      ) {
+        // console.log(
+        //   'TX not found in psf-slp-indexer. Retrieving from full node.'
+        // )
+
+        // Check if this txid belongs to a blacklisted token.
+        const isInBlacklist = await this.checkBlacklist(txid)
+
+        // Get the TX Details from the full node.
+        const txDetails = await this.rawTransaction.getTxData(txid)
+        // console.log(`txDetails: ${JSON.stringify(txDetails, null, 2)}`)
+
+        if (isInBlacklist) {
+          txDetails.isValidSlp = null
+        } else {
+          txDetails.isValidSlp = false
+        }
+
+        const outObj = {
+          txData: txDetails
+        }
+
+        return outObj
+      } else throw error
+    }
+  }
+
+  // Check if the txid has an OP_RETURN containing a tokenID that is in the
+  // blacklist. In that case, the isValidSlp property should be marked as
+  // null, and not false.
+  async checkBlacklist (txid) {
+    try {
+      // TODO: Add endpoint to psf-slp-indexer to retrieve current blacklist.
+      // This should be done once at startup, and not each time this function
+      // is called.
+      const blacklist = [
+        'dd21be4532d93661e8ffe16db6535af0fb8ee1344d1fef81a193e2b4cfa9fbc9'
+      ]
+
+      const outTokenData = await this.slpUtils.decodeOpReturn(txid)
+      // console.log('outTokenData: ', outTokenData)
+
+      // Loop through each token in the blacklist.
+      for (let i = 0; i < blacklist.length; i++) {
+        // If a match is found, return true.
+        if (outTokenData.tokenId === blacklist[i]) {
+          return true
+        }
+      }
+
+      // By default, return false.
+      return false
+    } catch (err) {
+      // console.log(err)
+
+      // Exit quietly.
+      return false
+    }
+  }
+}
+
+module.exports = PsfSlpIndexer
@@ -1,8 +1,6 @@
 const axios = require('axios')

-const SlpUtils = require('./slp/utils')
-
-let _this
+// let _this

 class RawTransactions {
  constructor (config) {
@@ -29,10 +27,7 @@ class RawTransactions {
    // Encapsulate dependencies
    this.axios = axios

-    // Dependencies
-    this.slpUtils = new SlpUtils(config)
-
-    _this = this
+    // this = this
  }

  /**
@@ -103,7 +98,7 @@ class RawTransactions {
      if (typeof hex === 'string') {
        const response = await axios.get(
          `${this.restURL}rawtransactions/decodeRawTransaction/${hex}`,
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -116,9 +111,7 @@ class RawTransactions {
          data: {
            hexes: hex
          },
-          headers: {
-            authorization: `Token ${_this.apiToken}`
-          }
+          headers: this.axiosOptions.headers
        }
        const response = await axios(options)

@@ -127,7 +120,8 @@ class RawTransactions {

      throw new Error('Input must be a string or array of strings.')
    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
+      if (error.error) throw new Error(error.error)
+      else if (error.response && error.response.data) throw error.response.data
      else throw error
    }
  }
@@ -172,7 +166,7 @@ class RawTransactions {
      if (typeof script === 'string') {
        const response = await axios.get(
          `${this.restURL}rawtransactions/decodeScript/${script}`,
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -183,9 +177,7 @@ class RawTransactions {
          data: {
            hexes: script
          },
-          headers: {
-            authorization: `Token ${this.apiToken}`
-          }
+          headers: this.axiosOptions.headers
        }
        const response = await axios(options)

@@ -194,7 +186,8 @@ class RawTransactions {

      throw new Error('Input must be a string or array of strings.')
    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
+      if (error.error) throw new Error(error.error)
+      else if (error.response && error.response.data) throw error.response.data
      else throw error
    }
  }
@@ -266,9 +259,13 @@ class RawTransactions {
  async getRawTransaction (txid, verbose = false, usrObj = null) {
    try {
      if (typeof txid === 'string') {
+        // console.log(
+        //   'getRawTransaction() this.axiosOptions: ',
+        //   this.axiosOptions
+        // )
        const response = await axios.get(
          `${this.restURL}rawtransactions/getRawTransaction/${txid}?verbose=${verbose}`,
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -281,7 +278,7 @@ class RawTransactions {
            verbose: verbose,
            usrObj // pass user data when making an internal call.
          },
-          headers: _this.axiosOptions.headers
+          headers: this.axiosOptions.headers
        }
        const response = await axios(options)

@@ -290,8 +287,14 @@ class RawTransactions {

      throw new Error('Input must be a string or array of strings.')
    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
+      if (error.error) throw new Error(error.error)
+
+      // This case handles rate limit errors.
+      if (error.response && error.response.data && error.response.data.error) {
+        throw new Error(error.response.data.error)
+      } else if (error.response && error.response.data) {
+        throw error.response.data
+      } else throw error
    }
  }

@@ -316,6 +319,9 @@ class RawTransactions {
        const inputTxid = vin.txid
        const inputVout = vin.vout

+        // TODO: Coinbase TXs have no input transaction. Figure out how to
+        // handle this corner case.
+
        // Get the TX details for the input, in order to retrieve the address of
        // the sender.
        const txDetailsParent = await this.getRawTransaction(inputTxid, true)
@@ -328,14 +334,21 @@ class RawTransactions {

        retArray.push({
          vin: i,
-          address: voutSender.scriptPubKey.addresses[0]
+          address: voutSender.scriptPubKey.addresses[0],
+          value: voutSender.value
        })
      }

      return retArray
    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
+      if (error.error) throw new Error(error.error)
+
+      // This case handles rate limit errors.
+      if (error.response && error.response.data && error.response.data.error) {
+        throw new Error(error.response.data.error)
+      } else if (error.response && error.response.data) {
+        throw error.response.data
+      } else throw error
    }
  }

@@ -369,7 +382,9 @@ class RawTransactions {
  async getTxData (txid) {
    try {
      if (typeof txid !== 'string') {
-        throw new Error('Input must be a string or array of strings.')
+        throw new Error(
+          'Input to raw-transaction.js/getTxData() must be a string containg a TXID.'
+        )
      }

      // Get the TX details for the transaction under consideration.
@@ -382,90 +397,19 @@ class RawTransactions {
      // Add the input address to the transaction data.
      for (let i = 0; i < inAddrs.length; i++) {
        txDetails.vin[i].address = inAddrs[i].address
+        txDetails.vin[i].value = inAddrs[i].value
      }

      return txDetails
    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
-    }
-  }
+      if (error.error) throw new Error(error.error)

-  // Wraps getTxData(), but also appends SLP token information to each input
-  // and output of the transaction. This is a very API-heavy call.
-  // Returns false if the txid is not an SLP transaction.
-  //
-  // Warning! This is a prototype function and the output can change at any time
-  // without reflecting a change in the semantic version. DO NOT USE IN PRODUCTION.
-  async getTxDataSlp (txid) {
-    try {
-      if (typeof txid !== 'string') {
-        throw new Error('Input must be a string or array of strings.')
-      }
-
-      const txDetails = await this.getTxData(txid)
-
-      // First get the token information for the output. If that fails, then
-      // this is not an SLP transaction, and this method can return false.
-      let outTokenData
-      try {
-        outTokenData = await this.slpUtils.decodeOpReturn(txid)
-        // console.log(`outTokenData: ${JSON.stringify(outTokenData, null, 2)}`)
-
-        // Add token information to the tx details object.
-        txDetails.tokenTxType = outTokenData.txType
-        txDetails.tokenId = outTokenData.tokenId
-
-        // Add the token quantity to each output.
-        for (let i = 0; i < outTokenData.amounts.length; i++) {
-          txDetails.vout[i + 1].tokenQty = outTokenData.amounts[i]
-        }
-
-        // Loop through each input and retrieve the token data.
-        for (let i = 0; i < txDetails.vin.length; i++) {
-          const thisVin = txDetails.vin[i]
-
-          try {
-            // If decodeOpReturn() throws an error, then this input is not
-            // from an SLP transaction and can be ignored.
-            const inTokenData = await this.slpUtils.decodeOpReturn(thisVin.txid)
-            // console.log(
-            //   `vin[${i}] tokenData: ${JSON.stringify(inTokenData, null, 2)}`
-            // )
-
-            // Get the appropriate vout token amount. This may throw an error,
-            // which means this Vin is not actually a token UTXO, it was just
-            // associated with a previous token TX.
-            const tokenQty = inTokenData.amounts[thisVin.vout - 1]
-            // console.log(`tokenQty: ${JSON.stringify(tokenQty, null, 2)}`)
-
-            if (tokenQty) {
-              thisVin.tokenQty = tokenQty
-              // txDetails.vin[i].tokenQty = tokenQty
-            } else {
-              thisVin.tokenQty = null
-            }
-          } catch (err) {
-            // console.log('catch 2: ', err)
-            // If decodeOpReturn() throws an error, then this input is not
-            // from an SLP transaction and can be ignored.
-            // thisVin.tokenQty = null
-            thisVin.tokenQty = null
-            continue
-          }
-          // console.log(
-          //   `2: txDetails.vin[i]: ${JSON.stringify(txDetails.vin[i], null, 2)}`
-          // )
-        }
-      } catch (err) {
-        // console.log('catch 1: ', err)
-        return false
-      }
-
-      return txDetails
-    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
+      // This case handles rate limit errors.
+      if (error.response && error.response.data && error.response.data.error) {
+        throw new Error(error.response.data.error)
+      } else if (error.response && error.response.data) {
+        throw error.response.data
+      } else throw error
    }
  }

@@ -507,7 +451,7 @@ class RawTransactions {
      if (typeof hex === 'string') {
        const response = await this.axios.get(
          `${this.restURL}rawtransactions/sendRawTransaction/${hex}`,
-          _this.axiosOptions
+          this.axiosOptions
        )

        if (response.data === '66: insufficient priority') {
@@ -528,16 +472,17 @@ class RawTransactions {
          data: {
            hexes: hex
          },
-          headers: _this.axiosOptions.headers
+          headers: this.axiosOptions.headers
        }
-        const response = await _this.axios(options)
+        const response = await this.axios(options)

        return response.data
      }

      throw new Error('Input hex must be a string or array of strings.')
    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
+      if (error.error) throw new Error(error.error)
+      else if (error.response && error.response.data) throw error.response.data
      else throw error
    }
  }
@@ -36,7 +36,7 @@ class Address extends BCHJSAddress {
   *  bchjs.SLP.Address.toSLPAddress('qzm47qz5ue99y9yl4aca7jnz7dwgdenl85jkfx3znl')
   *  // simpleledger:qzm47qz5ue99y9yl4aca7jnz7dwgdenl857dzayzdp
   *
-   *  // tesnet legacy
+   *  // testnet legacy
   *  bchjs.SLP.Address.toSLPAddress('msDbtTj7kWXPpYaR7PQmMK84i66fJqQMLx')
   *  // slptest:qzq9je6pntpva3wf6scr7mlnycr54sjgeqauyclpwv
   *
@@ -8,16 +8,21 @@
  (Parent) token.
 */

+// Public npm libraries
+const axios = require('axios')
+
+// Local libraries.
 const Address = require('./address')

 // const BigNumber = require('bignumber.js')
 const slpMdm = require('slp-mdm')

+// let _this
 // const addy = new Address()
 let addy
 const TransactionBuilder = require('../transaction-builder')

-class TokenType1 {
+class Nft1 {
  constructor (config) {
    this.restURL = config.restURL

@@ -25,6 +30,8 @@ class TokenType1 {

    // Instantiate the transaction builder.
    TransactionBuilder.setAddress(addy)
+
+    // _this = this
  }

  /**
@@ -412,6 +419,97 @@ class TokenType1 {
      throw err
    }
  }
+
+  /**
+   * @api SLP.NFT1.listNFTGroupChildren() listNFTGroupChildren()
+   * @apiName listNFTGroupChildren
+   * @apiGroup SLP NFT1
+   * @apiDescription Return list of NFT children tokens in a NFT Group.
+   * It's assumed provided groupId parameter is for an NFT Group token (type=129)
+   *
+   * Returns an Array with GENESIS transaction IDs of the children tokens.
+   *
+   * @apiExample Example usage:
+   *
+   * const groupId = '68cd33ecd909068fbea318ae5ff1d6207cf754e53b191327d6d73b6916424c0a'
+   * const children = await bchjs.SLP.Nft1.listNFTGroupChildren(groupId)
+   *
+   * children = {
+   *  "nftChildren": [
+   *    "45a30085691d6ea586e3ec2aa9122e9b0e0d6c3c1fd357decccc15d8efde48a9",
+   *    "928ce61fe1006b1325a0ba0dce700bf83986a6f0691ba26e121c9ac035d12a55"
+   *  ]
+   * }
+   */
+  async listNFTGroupChildren (groupId) {
+    try {
+      if (typeof groupId === 'string') {
+        const response = await axios.get(
+          `${this.restURL}slp/nftChildren/${groupId}`,
+          this.axiosOptions
+        )
+        return response.data
+      }
+
+      throw new Error('groupId must be a string.')
+    } catch (error) {
+      // console.log('Error in listNFTGroupChildren()')
+      if (error.response && error.response.data) throw error.response.data
+      else throw error
+    }
+  }
+
+  /**
+   * @api SLP.NFT1.parentNFTGroup() parentNFTGroup()
+   * @apiName parentNFTGroup
+   * @apiGroup SLP NFT1
+   * @apiDescription Return parent NFT Group information for a given NFT child token.
+   * It's assumed provided groupId parameter is for an NFT Child token (type=65)
+   *
+   * Returns a JSON with NFT group information.
+   *
+   * @apiExample Example usage:
+   *
+   * const tokenId = '45a30085691d6ea586e3ec2aa9122e9b0e0d6c3c1fd357decccc15d8efde48a9'
+   * const group = await bchjs.SLP.Nft1.parentNFTGroup(tokenId)
+   *
+   * group = {
+   *   "nftGroup": {
+   *     "decimals": 0,
+   *     "timestamp": "2021-05-03 10:36:01",
+   *     "timestamp_unix": 1620038161,
+   *     "versionType": 129,
+   *     "documentUri": "psfoundation.cash",
+   *     "symbol": "PSF.TEST.GROUP",
+   *     "name": "PSF Test NFT Group",
+   *     "containsBaton": true,
+   *     "id": "68cd33ecd909068fbea318ae5ff1d6207cf754e53b191327d6d73b6916424c0a",
+   *     "documentHash": null,
+   *     "initialTokenQty": 1000000,
+   *     "blockCreated": 686117,
+   *     "totalMinted": null,
+   *     "totalBurned": null,
+   *     "circulatingSupply": null
+   *   }
+   * }
+   */
+  async parentNFTGroup (tokenId) {
+    try {
+      if (typeof tokenId === 'string') {
+        const response = await axios.get(
+          `${this.restURL}slp/nftGroup/${tokenId}`,
+          this.axiosOptions
+        )
+        return response.data
+      }
+
+      throw new Error('tokenId must be a string.')
+    } catch (error) {
+      // console.log('Error in parentNFTGroup()')
+      if (error.response && error.response.data) throw error.response.data
+      else throw error
+    }
+  }
 }

-module.exports = TokenType1
+module.exports = Nft1
@@ -41,7 +41,7 @@ class SLP {
    this.Address = new Address(config)
    this.ECPair = ECPair
    this.TokenType1 = new TokenType1(config)
-    this.NFT1 = new NFT1(this.restURL)
+    this.NFT1 = new NFT1(config)
    this.Utils = new Utils(config)
  }
 }
@@ -125,13 +125,13 @@ class TokenType1 {
        // console.log('baseChange: ', baseChange)

        // Check for potential burns
-        const outputQty = new BigNumber(baseChange).plus(
-          new BigNumber(baseQty)
-        )
+        const outputQty = new BigNumber(baseChange).plus(new BigNumber(baseQty))
        const inputQty = new BigNumber(totalTokens)
        const tokenOutputDelta = outputQty.minus(inputQty).toString() !== '0'
        if (tokenOutputDelta) {
-          throw new Error('Token transaction inputs do not match outputs, cannot send transaction')
+          throw new Error(
+            'Token transaction inputs do not match outputs, cannot send transaction'
+          )
        }

        // Generate the OP_RETURN as a Buffer.
@@ -152,7 +152,9 @@ class TokenType1 {
        const tokenSingleOutputError =
          noChangeOutputQty.minus(noChangeInputQty).toString() !== '0'
        if (tokenSingleOutputError) {
-          throw new Error('Token transaction inputs do not match outputs, cannot send transaction')
+          throw new Error(
+            'Token transaction inputs do not match outputs, cannot send transaction'
+          )
        }

        // Generate the OP_RETURN as a Buffer.
@@ -285,9 +287,15 @@ class TokenType1 {
    try {
      // TODO: Add input validation.

-      let baseQty = new BigNumber(configObj.initialQty).times(
-        10 ** configObj.decimals
-      )
+      let baseQty
+      if (configObj.decimals !== 0) {
+        baseQty = new BigNumber(configObj.initialQty).times(
+          10 ** configObj.decimals
+        )
+      } else {
+        baseQty = new BigNumber(configObj.initialQty)
+      }
+
      baseQty = baseQty.absoluteValue()
      baseQty = Math.floor(baseQty)
      baseQty = baseQty.toString()
@@ -378,9 +386,7 @@ class TokenType1 {

      // Throw an error if the minting baton could not be found.
      if (!mintBatonUtxo) {
-        throw new Error(
-          'Minting baton could not be found in tokenUtxos array.'
-        )
+        throw new Error('Minting baton could not be found in tokenUtxos array.')
      }

      const tokenId = mintBatonUtxo.tokenId
@@ -454,7 +460,7 @@ class TokenType1 {
      const result = await _this.axios.post(
        `${this.restURL}slp/generatesendopreturn`,
        data,
-        _this.axiosOptions
+        this.axiosOptions
      )

      const slpSendObj = result.data
@@ -11,7 +11,7 @@ const Util = require('../util')
 let _this

 class Utils {
-  constructor (config) {
+  constructor (config = {}) {
    this.restURL = config.restURL
    this.apiToken = config.apiToken
    this.slpParser = slpParser
@@ -217,14 +217,14 @@ class Utils {
    try {
      let response
      if (method === 'get') {
-        response = await _this.axios.get(path, _this.axiosOptions)
+        response = await _this.axios.get(path, this.axiosOptions)
      } else {
        response = await _this.axios.post(
          path,
          {
            tokenIds: id
          },
-          _this.axiosOptions
+          this.axiosOptions
        )
      }
      return response.data
@@ -315,7 +315,7 @@ class Utils {
      if (typeof address === 'string') {
        const path = `${this.restURL}slp/balancesForAddress/${address}`

-        const response = await _this.axios.get(path, _this.axiosOptions)
+        const response = await _this.axios.get(path, this.axiosOptions)
        return response.data

        // Array of addresses.
@@ -328,7 +328,7 @@ class Utils {
          {
            addresses: address
          },
-          _this.axiosOptions
+          this.axiosOptions
        )

        return response.data
@@ -380,7 +380,7 @@ class Utils {
    try {
      const path = `${this.restURL}slp/balancesForToken/${tokenId}`

-      const response = await _this.axios.get(path, _this.axiosOptions)
+      const response = await _this.axios.get(path, this.axiosOptions)
      return response.data
    } catch (error) {
      if (error.response && error.response.data) throw error.response.data
@@ -450,13 +450,14 @@ class Utils {
    else txids = txid

    try {
+      // console.log('validateTxid() this.axiosOptions: ', this.axiosOptions)
      const response = await _this.axios.post(
        path,
        {
          txids: txids,
          usrObj // pass user data when making an internal call.
        },
-        _this.axiosOptions
+        this.axiosOptions
      )
      // console.log(
      //   `validateTxid response.data: ${JSON.stringify(response.data, null, 2)}`
@@ -520,7 +521,8 @@ class Utils {

      const path = `${this.restURL}slp/validateTxid2/${txid}`

-      const response = await _this.axios.get(path, _this.axiosOptions)
+      // console.log('validateTxid2() this.axiosOptions: ', this.axiosOptions)
+      const response = await _this.axios.get(path, this.axiosOptions)
      return response.data
    } catch (error) {
      if (error.response && error.response.data) throw error.response.data
@@ -589,7 +591,7 @@ class Utils {

      // Retrieve the whitelist from the REST API if we haven't gotten it yet.
      if (this.whitelist.length === 0) {
-        const response = await _this.axios.get(path, _this.axiosOptions)
+        const response = await _this.axios.get(path, this.axiosOptions)
        // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)

        this.whitelist = response.data
@@ -666,13 +668,14 @@ class Utils {
    else txids = txid

    try {
+      // console.log('validateTxid3() this.axiosOptions: ', this.axiosOptions)
      const response = await _this.axios.post(
        path,
        {
          txids: txids,
          usrObj // pass user data when making an internal call.
        },
-        _this.axiosOptions
+        this.axiosOptions
      )
      // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)

@@ -680,6 +683,14 @@ class Utils {

      return validatedTxids
    } catch (error) {
+      // console.log('validateTxid3 error: ', error)
+
+      // This case handles rate limit errors.
+      if (error.response && error.response.data && error.response.data.error) {
+        throw new Error(error.response.data.error)
+      }
+
+      // Not sure if this can be safely deprecated?
      if (error.response && error.response.data) throw error.response.data
      throw error
    }
@@ -724,7 +735,7 @@ class Utils {
    try {
      const path = `${this.restURL}slp/tokenStats/${tokenId}`

-      const response = await _this.axios.get(path, _this.axiosOptions)
+      const response = await _this.axios.get(path, this.axiosOptions)

      return response.data
    } catch (error) {
@@ -795,7 +806,7 @@ class Utils {
    try {
      const path = `${this.restURL}slp/transactions/${tokenId}/${address}`

-      const response = await _this.axios.get(path, _this.axiosOptions)
+      const response = await _this.axios.get(path, this.axiosOptions)

      return response.data
    } catch (error) {
@@ -835,7 +846,7 @@ class Utils {
    try {
      const path = `${this.restURL}slp/burnTotal/${transactionId}`

-      const response = await _this.axios.get(path, _this.axiosOptions)
+      const response = await _this.axios.get(path, this.axiosOptions)

      return response.data
    } catch (error) {
@@ -879,7 +890,7 @@ class Utils {
      // console.log(`this.restURL: ${this.restURL}`)
      const path = `${this.restURL}slp/txDetails/${txid}`

-      const response = await _this.axios.get(path, _this.axiosOptions)
+      const response = await _this.axios.get(path, this.axiosOptions)
      return response.data
    } catch (error) {
      if (error.response && error.response.data) throw error.response.data
@@ -910,7 +921,7 @@ class Utils {
   *  const txid =
   *   "266844d53e46bbd7dd37134688dffea6e54d944edff27a0add63dd0908839bc1"
   *
-   *  const data = await slp.Utils.decodeOpReturn2(txid)
+   *  const data = await bchjs.SLP.Utils.decodeOpReturn(txid)
   *
   *  console.log(`Decoded OP_RETURN data: ${JSON.stringify(data,null,2)}`)
   * } catch (error) {
@@ -959,14 +970,15 @@ class Utils {
      // CT: 2/24/21 Deprected GET in favor of POST, to pass IP address.
      // Retrieve the transaction object from the full node.
      const path = `${this.restURL}rawtransactions/getRawTransaction`
-      const response = await _this.axios.post(
+      // console.log('decodeOpReturn() this.axiosOptions: ', this.axiosOptions)
+      const response = await this.axios.post(
        path,
        {
          verbose: true,
          txids: [txid],
          usrObj // pass user data when making an internal call.
        },
-        _this.axiosOptions
+        this.axiosOptions
      )
      const txDetails = response.data[0]
      // console.log(`txDetails: ${JSON.stringify(txDetails, null, 2)}`)
@@ -1097,11 +1109,6 @@ class Utils {
   *  "tokenType": 1
   * }
   */
-
-  // CT 1/11/20: Refactored to comply with this GitHub Issue:
-  // https://github.com/Bitcoin-com/slp-sdk/issues/84
-
-  // CT 5/31/20: Refactored to use slp-parse library.
  async tokenUtxoDetails (utxos, usrObj = null) {
    try {
      // Throw error if input is not an array.
@@ -1163,6 +1170,7 @@ class Utils {

      return outAry
    } catch (error) {
+      // console.log('Error in tokenUtxoDetails()')
      if (error.response && error.response.data) throw error.response.data
      throw error
    }
@@ -1179,8 +1187,20 @@ class Utils {
   * but much more performant handling of SLP tokens. Some wallet apps prefer
   * the scaling performance over the breadth of supported tokens.
   *
+   * An optional second input object, `usrObj`, allows the user to inject an
+   * artifical delay while processing UTXOs. If `usrObj.utxoDelay` is set to
+   * a number, the call will delay by that number of milliseconds between
+   * processing UTXOs.
+   *
+   * This is an API-heavy call. If you get a lot of `null` values, then slow down
+   * the calls by using the usrObj.utxoDelay property, or request info on fewer
+   * UTXOs at a
+   * time. `null` indicates that the UTXO can *not* be safely spent, because
+   * a judgement as to weather it is a token UTXO has not been made. Spending it
+   * could burn tokens. It's safest to ignore UTXOs with a value of `null`.
+   *
   */
-  async tokenUtxoDetailsWL (utxos) {
+  async tokenUtxoDetailsWL (utxos, usrObj = null) {
    try {
      // Throw error if input is not an array.
      if (!Array.isArray(utxos)) throw new Error('Input must be an array.')
@@ -1216,7 +1236,7 @@ class Utils {
      }

      // Hydrate each UTXO with data from SLP OP_REUTRNs.
-      const outAry = await this._hydrateUtxo(utxos)
+      const outAry = await this._hydrateUtxo(utxos, usrObj)
      // console.log(`outAry: ${JSON.stringify(outAry, null, 2)}`)

      // *After* each UTXO has been hydrated with SLP data,
@@ -1232,7 +1252,7 @@ class Utils {
          // information.

          // Validate against the whitelist SLPDB.
-          const whitelistResult = await this.validateTxid3(utxo.txid)
+          const whitelistResult = await this.validateTxid3(utxo.txid, usrObj)
          // console.log(
          //   `whitelist-SLPDB for ${txid}: ${JSON.stringify(
          //     whitelistResult,
@@ -1631,6 +1651,12 @@ class Utils {
      // could not be validated.
      return isValid
    } catch (error) {
+      // This case handles rate limit errors.
+      if (error.response && error.response.data && error.response.data.error) {
+        throw new Error(error.response.data.error)
+      }
+
+      // console.log('Error in waterfallValidateTxid()')
      if (error.response && error.response.data) throw error.response.data
      throw error
    }
@@ -1827,13 +1853,17 @@ class Utils {
          utxos: utxos,
          usrObj
        },
-        _this.axiosOptions
+        this.axiosOptions
      )

      return response.data
    } catch (error) {
-      if (error.response && error.response.data) throw error.response.data
-      else throw error
+      console.log('Error in hydrateUtxos(): ', error)
+
+      if (error.response && error.response.data) {
+        throw new Error(JSON.stringify(error.response.data, null, 2))
+      }
+      throw error
    }
  }

@@ -1863,7 +1893,7 @@ class Utils {
        {
          utxos: utxos
        },
-        _this.axiosOptions
+        this.axiosOptions
      )

      return response.data
@@ -1903,7 +1933,7 @@ class Utils {
    const path = `${this.restURL}slp/status`

    try {
-      const response = await _this.axios.get(path, _this.axiosOptions)
+      const response = await _this.axios.get(path, this.axiosOptions)
      // console.log(
      //   `getStatus response.data: ${JSON.stringify(response.data, null, 2)}`
      // )
@@ -0,0 +1,537 @@
+/*
+  High-level functions for working with Transactions
+*/
+
+// Global npm libraries
+const BigNumber = require('bignumber.js')
+
+// Local libraries
+const RawTransaction = require('./raw-transactions')
+const SlpUtils = require('./slp/utils')
+const Blockchain = require('./blockchain')
+const PsfSlpIndexer = require('./psf-slp-indexer')
+
+class Transaction {
+  constructor (config = {}) {
+    // Encapsulate dependencies
+    this.slpUtils = new SlpUtils(config)
+    this.rawTransaction = new RawTransaction(config)
+    this.blockchain = new Blockchain(config)
+    this.psfSlpIndexer = new PsfSlpIndexer(config)
+  }
+
+  // Proxy the call to the psf-slp-indexer.
+  async get (txid) {
+    return await this.psfSlpIndexer.tx(txid)
+  }
+
+  /**
+   * @api Transaction.get() get()
+   * @apiName get
+   * @apiGroup Transaction
+   * @apiDescription
+   * Returns an object of transaction data, including addresses for input UTXOs.
+   * If it is a SLP token transaction, the token information for inputs and
+   * outputs will also be included.
+   *
+   * This is an API heavy call. This function will only work with a single txid.
+   * It does not yet support an array of TXIDs.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   * try {
+   *  let txData = await bchjs.Transaction.get("0e3e2357e806b6cdb1f70b54c3a3a17b6714ee1f0e68bebb44a74b1efd512098");
+   *  console.log(txData);
+   * } catch(error) {
+   * console.error(error)
+   * }
+   * })()
+   */
+
+  // CT 10/31/21: TODO: this function should be refactored to use get2(), but
+  // add waterfall validation of the TX and its inputs.
+
+  async getOld (txid) {
+    try {
+      if (typeof txid !== 'string') {
+        throw new Error(
+          'Input to Transaction.get() must be a string containing a TXID.'
+        )
+      }
+
+      const txDetails = await this.rawTransaction.getTxData(txid)
+      // console.log(`txDetails: ${JSON.stringify(txDetails, null, 2)}`)
+
+      // Setup default SLP properties.
+      txDetails.isValidSLPTx = false
+
+      // First get the token information for the output. If that fails, then
+      // this is not an SLP transaction, and this method can return false.
+      let outTokenData
+      try {
+        outTokenData = await this.slpUtils.decodeOpReturn(txid)
+        // console.log(`outTokenData: ${JSON.stringify(outTokenData, null, 2)}`)
+
+        // Get Genesis data for this token.
+        const genesisData = await this.slpUtils.decodeOpReturn(
+          outTokenData.tokenId
+          // decodeOpReturnCache
+          // usrObj // pass user data when making an internal call.
+        )
+        // console.log(`genesisData: ${JSON.stringify(genesisData, null, 2)}`)
+
+        // Add token information to the tx details object.
+        txDetails.tokenTxType = outTokenData.txType
+        txDetails.tokenId = outTokenData.tokenId
+        txDetails.tokenTicker = genesisData.ticker
+        txDetails.tokenName = genesisData.name
+        txDetails.tokenDecimals = genesisData.decimals
+        txDetails.tokenUri = genesisData.documentUri
+        txDetails.tokenDocHash = genesisData.documentHash
+
+        // Add the token quantity to each output.
+        for (let i = 0; i < outTokenData.amounts.length; i++) {
+          const rawQty = outTokenData.amounts[i]
+          // const realQty = Number(rawQty) / Math.pow(10, txDetails.tokenDecimals)
+
+          // Calculate the real quantity using a BigNumber, then convert it to a
+          // floating point number.
+          let realQty = new BigNumber(rawQty).dividedBy(
+            10 ** parseInt(txDetails.tokenDecimals)
+          )
+          realQty = realQty.toString()
+          // realQty = parseFloat(realQty)
+
+          txDetails.vout[i + 1].tokenQtyStr = realQty
+          txDetails.vout[i + 1].tokenQty = parseFloat(realQty)
+        }
+
+        // Add tokenQty = null to any outputs that don't have a value.
+        for (let i = 0; i < txDetails.vout.length; i++) {
+          const thisVout = txDetails.vout[i]
+
+          if (!thisVout.tokenQty && thisVout.tokenQty !== 0) {
+            thisVout.tokenQty = null
+          }
+        }
+
+        // Loop through each input and retrieve the token data.
+        for (let i = 0; i < txDetails.vin.length; i++) {
+          const thisVin = txDetails.vin[i]
+          // console.log(`thisVin: ${JSON.stringify(thisVin, null, 2)}`)
+
+          try {
+            // If decodeOpReturn() throws an error, then this input is not
+            // from an SLP transaction and can be ignored.
+            const inTokenData = await this.slpUtils.decodeOpReturn(thisVin.txid)
+            // console.log(
+            //   `vin[${i}] tokenData: ${JSON.stringify(inTokenData, null, 2)}`
+            // )
+
+            let tokenQty = 0
+
+            // Validate the input. Mark qty as null if not valid.
+            const vinIsValid = await this.slpUtils.waterfallValidateTxid(
+              thisVin.txid
+            )
+
+            if (!vinIsValid) {
+              // If the input is not a valid, then set qty as null.
+              tokenQty = null
+            } else if (inTokenData.txType === 'SEND') {
+              // Get the appropriate vout token amount. This may throw an error,
+              // which means this Vin is not actually a token UTXO, it was just
+              // associated with a previous token TX.
+              tokenQty = inTokenData.amounts[thisVin.vout - 1]
+              // console.log(`tokenQty: ${JSON.stringify(tokenQty, null, 2)}`)
+
+              //
+            } else if (inTokenData.txType === 'GENESIS') {
+              // Only vout[1] of a Genesis transaction represents the tokens.
+              // Any other outputs in that transaction are normal BCH UTXOs.
+              if (thisVin.vout === 1) {
+                tokenQty = inTokenData.qty
+                // console.log(`tokenQty: ${JSON.stringify(tokenQty, null, 2)}`)
+              }
+            } else if (inTokenData.txType === 'MINT') {
+              // vout=1 (second output) recieves the newly minted tokens.
+              if (thisVin.vout === 1) {
+                tokenQty = inTokenData.qty
+              } else {
+                tokenQty = null
+              }
+
+              //
+            } else {
+              console.log(
+                'Unexpected code path in Transaction.get(). What is the txType?'
+              )
+              console.log(inTokenData)
+              throw new Error('Unexpected code path')
+            }
+
+            if (tokenQty) {
+              // const realQty =
+              //   Number(tokenQty) / Math.pow(10, txDetails.tokenDecimals)
+
+              // Calculate the real quantity using a BigNumber, then convert it to a
+              // floating point number.
+              let realQty = new BigNumber(tokenQty).dividedBy(
+                10 ** parseInt(txDetails.tokenDecimals)
+              )
+              realQty = realQty.toString()
+              // realQty = parseFloat(realQty)
+
+              thisVin.tokenQtyStr = realQty
+              thisVin.tokenQty = parseFloat(realQty)
+              // txDetails.vin[i].tokenQty = tokenQty
+
+              // Add token ID to input
+              thisVin.tokenId = inTokenData.tokenId
+            } else {
+              thisVin.tokenQty = null
+            }
+          } catch (err) {
+            // If decodeOpReturn() throws an error, then this input is not
+            // from an SLP transaction and can be ignored.
+            // thisVin.tokenQty = null
+            thisVin.tokenQty = null
+            continue
+          }
+        }
+
+        // Finally, validate the SLP TX.
+        // this.slpUtils.waterfallValidateTxid(txid, usrObj)
+        txDetails.isValidSLPTx = await this.slpUtils.waterfallValidateTxid(txid)
+
+        // TODO: Convert the block hash to a block height. Add block height
+        // value to the transaction.
+      } catch (err) {
+        // console.log('Error: ', err)
+
+        // This case handles rate limit errors.
+        if (err.response && err.response.data && err.response.data.error) {
+          throw new Error(err.response.data.error)
+        }
+
+        // If decoding the op_return fails, then it's not an SLP transaction,
+        // and the non-hyrated TX details can be returned.
+        return txDetails
+      }
+
+      return txDetails
+    } catch (err) {
+      // console.error('Error in transactions.js/get(): ', err)
+
+      // This case handles rate limit errors.
+      if (err.response && err.response.data && err.response.data.error) {
+        throw new Error(err.response.data.error)
+      }
+
+      if (err.error) throw new Error(err.error)
+      throw err
+    }
+  }
+
+  /**
+   * @api Transaction.get3() get3()
+   * @apiName get3
+   * @apiGroup Transaction
+   * @apiDescription
+   * Returns an object of transaction data, including addresses for input UTXOs.
+   * If it is a SLP token transaction, the token information for inputs and
+   * outputs will also be included.
+   *
+   * This is an API heavy call. This function will only work with a single txid.
+   * It does not yet support an array of TXIDs.
+   *
+   * This is the same as get(), except it omits DAG validation of the TXID.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   * try {
+   *  let txData = await bchjs.Transaction.get2("0e3e2357e806b6cdb1f70b54c3a3a17b6714ee1f0e68bebb44a74b1efd512098");
+   *  console.log(txData);
+   * } catch(error) {
+   * console.error(error)
+   * }
+   * })()
+   */
+  async get3 (txid) {
+    try {
+      if (typeof txid !== 'string') {
+        throw new Error(
+          'Input to Transaction.get() must be a string containing a TXID.'
+        )
+      }
+
+      // Get TX data
+      const txDetails = await this.rawTransaction.getTxData(txid)
+      // console.log(`txDetails: ${JSON.stringify(txDetails, null, 2)}`)
+
+      // Get the block height the transaction was mined in.
+      const blockHeader = await this.blockchain.getBlockHeader(
+        txDetails.blockhash
+      )
+      txDetails.blockheight = blockHeader.height
+      // console.log(`blockHeader: ${JSON.stringify(blockHeader, null, 2)}`)
+
+      // Set default as not an SLP tx
+      txDetails.isSlpTx = false
+
+      // Get Token Data
+      const txTokenData = await this.getTokenInfo(txid)
+      // console.log(`txTokenData: ${JSON.stringify(txTokenData, null, 2)}`)
+
+      // If not a token, return the tx data. Processing is complete.
+      if (!txTokenData) return txDetails
+
+      // Mark TX as an SLP tx. This does not mean it's valid, it just means
+      // the OP_RETURN passes a basic check.
+      txDetails.isSlpTx = true
+
+      // Get Genesis data
+      const genesisData = await this.getTokenInfo(txTokenData.tokenId)
+      // console.log(`genesisData: ${JSON.stringify(genesisData, null, 2)}`)
+
+      // Add token information to the tx details object.
+      txDetails.tokenTxType = txTokenData.txType
+      txDetails.tokenId = txTokenData.tokenId
+      txDetails.tokenTicker = genesisData.ticker
+      txDetails.tokenName = genesisData.name
+      txDetails.tokenDecimals = genesisData.decimals
+      txDetails.tokenUri = genesisData.documentUri
+      txDetails.tokenDocHash = genesisData.documentHash
+      // console.log(`txDetails before processing input and outputs: ${JSON.stringify(txDetails, null, 2)}`)
+
+      // Process TX Outputs
+      // Add the token quantity to each output.
+      // 'i' starts at 1, because vout[0] is the OP_RETURN
+      for (let i = 0; i < txDetails.vout.length; i++) {
+        const thisVout = txDetails.vout[i]
+        if (txTokenData.txType === 'SEND') {
+          // console.log(
+          //   `output txTokenData: ${JSON.stringify(txTokenData, null, 2)}`
+          // )
+
+          // First output is OP_RETURN, so tokenQty is null.
+          if (i === 0) {
+            thisVout.tokenQty = null
+            thisVout.tokenQtyStr = null
+            continue
+          }
+
+          // Non SLP outputs.
+          if (i > txTokenData.amounts.length) {
+            thisVout.tokenQty = null
+            thisVout.tokenQtyStr = null
+            continue
+          }
+
+          const rawQty = txTokenData.amounts[i - 1]
+
+          // Calculate the real quantity using a BigNumber, then convert it to a
+          // floating point number.
+          let realQty = new BigNumber(rawQty).dividedBy(
+            10 ** parseInt(txDetails.tokenDecimals)
+          )
+          realQty = realQty.toString()
+          // realQty = parseFloat(realQty)
+
+          txDetails.vout[i].tokenQtyStr = realQty
+          txDetails.vout[i].tokenQty = parseFloat(realQty)
+
+          // console.log(
+          //   `thisVout ${i}: ${JSON.stringify(txDetails.vout[i], null, 2)}`
+          // )
+        } else if (
+          txTokenData.txType === 'GENESIS' ||
+          txTokenData.txType === 'MINT'
+        ) {
+          // console.log(
+          //   `output txTokenData: ${JSON.stringify(txTokenData, null, 2)}`
+          // )
+
+          let tokenQty = 0 // Default value
+
+          // Only vout[1] of a Genesis or Mint transaction represents the tokens.
+          // Any other outputs in that transaction are normal BCH UTXOs.
+          if (i === 1) {
+            tokenQty = txTokenData.qty
+            // console.log(`tokenQty: ${JSON.stringify(tokenQty, null, 2)}`)
+
+            // Calculate the real quantity using a BigNumber, then convert it to a
+            // floating point number.
+            let realQty = new BigNumber(tokenQty).dividedBy(
+              10 ** parseInt(txDetails.tokenDecimals)
+            )
+            realQty = realQty.toString()
+            // realQty = parseFloat(realQty)
+
+            thisVout.tokenQtyStr = realQty
+            thisVout.tokenQty = parseFloat(realQty)
+            // console.log(`thisVout[${i}]: ${JSON.stringify(thisVout, null, 2)}`)
+          } else if (i === txTokenData.mintBatonVout) {
+            // Optional Mint baton
+            thisVout.tokenQtyStr = '0'
+            thisVout.tokenQty = 0
+            thisVout.isMintBaton = true
+          } else {
+            thisVout.tokenQtyStr = '0'
+            thisVout.tokenQty = 0
+          }
+        } else {
+          throw new Error('Unknown SLP TX type for TX')
+        }
+      }
+
+      // Process TX inputs
+      for (let i = 0; i < txDetails.vin.length; i++) {
+        const thisVin = txDetails.vin[i]
+        // console.log(`thisVin[${i}]: ${JSON.stringify(thisVin, null, 2)}`)
+
+        const vinTokenData = await this.getTokenInfo(thisVin.txid)
+        // console.log(
+        //   `vinTokenData ${i}: ${JSON.stringify(vinTokenData, null, 2)}`
+        // )
+
+        // Corner case: Ensure the token ID is the same.
+        const vinTokenIdIsTheSame = vinTokenData.tokenId === txDetails.tokenId
+
+        // If the input is not a token input, or if the tokenID is not the same,
+        // then mark the token output as null.
+        if (!vinTokenData || !vinTokenIdIsTheSame) {
+          thisVin.tokenQty = 0
+          thisVin.tokenQtyStr = '0'
+          thisVin.tokenId = null
+          continue
+        }
+
+        if (vinTokenData.txType === 'SEND') {
+          // console.log(
+          //   `SEND vinTokenData ${i}: ${JSON.stringify(vinTokenData, null, 2)}`
+          // )
+
+          const tokenQty = vinTokenData.amounts[thisVin.vout - 1]
+          // console.log(`tokenQty: ${JSON.stringify(tokenQty, null, 2)}`)
+
+          // Calculate the real quantity using a BigNumber, then convert it to a
+          // floating point number.
+          let realQty = new BigNumber(tokenQty).dividedBy(
+            10 ** parseInt(txDetails.tokenDecimals)
+          )
+          realQty = realQty.toString()
+          // realQty = parseFloat(realQty)
+
+          thisVin.tokenQtyStr = realQty
+          thisVin.tokenQty = parseFloat(realQty)
+          thisVin.tokenId = vinTokenData.tokenId
+        } else if (vinTokenData.txType === 'MINT') {
+          // console.log(
+          //   `MINT vinTokenData ${i}: ${JSON.stringify(vinTokenData, null, 2)}`
+          // )
+
+          let tokenQty = 0 // Default value
+
+          // Only vout[1] of a Genesis transaction represents the tokens.
+          // Any other outputs in that transaction are normal BCH UTXOs.
+          if (thisVin.vout === 1) {
+            tokenQty = vinTokenData.qty
+            // console.log(`tokenQty: ${JSON.stringify(tokenQty, null, 2)}`)
+
+            // Calculate the real quantity using a BigNumber, then convert it to a
+            // floating point number.
+            let realQty = new BigNumber(tokenQty).dividedBy(
+              10 ** parseInt(txDetails.tokenDecimals)
+            )
+            realQty = realQty.toString()
+            // realQty = parseFloat(realQty)
+
+            thisVin.tokenQtyStr = realQty
+            thisVin.tokenQty = parseFloat(realQty)
+            thisVin.tokenId = vinTokenData.tokenId
+          } else if (thisVin.vout === vinTokenData.mintBatonVout) {
+            // Optional Mint baton
+            thisVin.tokenQtyStr = '0'
+            thisVin.tokenQty = 0
+            thisVin.tokenId = vinTokenData.tokenId
+            thisVin.isMintBaton = true
+          } else {
+            thisVin.tokenQtyStr = '0'
+            thisVin.tokenQty = 0
+            thisVin.tokenId = null
+          }
+        } else if (vinTokenData.txType === 'GENESIS') {
+          // console.log(
+          //   `GENESIS vinTokenData ${i}: ${JSON.stringify(
+          //     vinTokenData,
+          //     null,
+          //     2
+          //   )}`
+          // )
+
+          let tokenQty = 0 // Default value
+
+          // Only vout[1] of a Genesis transaction represents the tokens.
+          // Any other outputs in that transaction are normal BCH UTXOs.
+          if (thisVin.vout === 1) {
+            tokenQty = vinTokenData.qty
+            // console.log(`tokenQty: ${JSON.stringify(tokenQty, null, 2)}`)
+
+            // Calculate the real quantity using a BigNumber, then convert it to a
+            // floating point number.
+            let realQty = new BigNumber(tokenQty).dividedBy(
+              10 ** parseInt(txDetails.tokenDecimals)
+            )
+            realQty = realQty.toString()
+            // realQty = parseFloat(realQty)
+
+            thisVin.tokenQtyStr = realQty
+            thisVin.tokenQty = parseFloat(realQty)
+            thisVin.tokenId = vinTokenData.tokenId
+          } else if (thisVin.vout === vinTokenData.mintBatonVout) {
+            // Optional Mint baton
+            thisVin.tokenQtyStr = '0'
+            thisVin.tokenQty = 0
+            thisVin.tokenId = vinTokenData.tokenId
+            thisVin.isMintBaton = true
+          } else {
+            thisVin.tokenQtyStr = '0'
+            thisVin.tokenQty = 0
+            thisVin.tokenId = null
+          }
+        } else {
+          console.log(
+            `Unknown vinTokenData: ${JSON.stringify(vinTokenData, null, 2)}`
+          )
+          throw new Error('Unknown token type in input')
+        }
+      }
+
+      return txDetails
+    } catch (err) {
+      console.error('Error in get3()')
+
+      // This case handles rate limit errors.
+      if (err.response && err.response.data && err.response.data.error) {
+        throw new Error(err.response.data.error)
+      }
+
+      if (err.error) throw new Error(err.error)
+      throw err
+    }
+  }
+
+  // A wrapper for decodeOpReturn(). Returns false if txid is not an SLP tx.
+  // Returns the token data if the txid is an SLP tx.
+  async getTokenInfo (txid) {
+    try {
+      const tokenData = await this.slpUtils.decodeOpReturn(txid)
+      return tokenData
+    } catch (err) {
+      return false
+    }
+  }
+}
+
+module.exports = Transaction
@@ -1,6 +1,6 @@
 const axios = require('axios')

-let _this
+// let _this

 class Util {
  constructor (config) {
@@ -24,11 +24,11 @@ class Util {
      }
    }

-    _this = this
+    // _this = this
  }

  /**
-   * @api util.floor8() floor8()
+   * @api Util.floor8() floor8()
   * @apiName floor8
   * @apiGroup Util
   * @apiDescription Round a number down to 8 decimal places.
@@ -63,7 +63,7 @@ class Util {
  }

  /**
-   * @api util.floor2() floor2()
+   * @api Util.floor2() floor2()
   * @apiName floor2
   * @apiGroup Util
   * @apiDescription Round a number down to 2 decimal places.
@@ -98,7 +98,7 @@ class Util {
  }

  /**
-   * @api util.chunk20() chunk20()
+   * @api Util.chunk20() chunk20()
   * @apiName chunk20
   * @apiGroup Util
   * @apiDescription chunk up an array into multiple arrays of 20 elements each.
@@ -151,7 +151,57 @@ class Util {
  }

  /**
-   * @api util.sleep() sleep()
+   * @api Util.chunk100() chunk100()
+   * @apiName chunk100
+   * @apiGroup Util
+   * @apiDescription chunk up an array into multiple arrays of 100 elements each.
+   * Input: arrayToSlice - a one-dimensional array of elements.
+   * Returns a two-dimensional array. An array of 100-element arrays.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *      const bigArray = [0,1,2,3,4,5,6,7,8,9,10,...,148, 149, 150]
+   *
+   *      const chunked = bchjs.Util.chunk20(bigArray)
+   *      console.log(chunked)
+   *   } catch(error) {
+   *      console.error(error)
+   *   }
+   * })()
+   *
+   * // returns
+   *  [
+   *    [0,1,2,3,4,5,6,7,8,9,10,11,...,98,99],
+   *    [100,101,102,...,148,149,150]
+   *  ]
+   */
+  chunk100 (arrayToSlice) {
+    try {
+      // Validate inputs
+      if (!Array.isArray(arrayToSlice)) {
+        throw new Error('input must be an array')
+      }
+
+      let offset = 0
+      const result = []
+
+      // Loop over the array and slice off chunks of 100 elements.
+      while (offset < arrayToSlice.length) {
+        const chunk = arrayToSlice.slice(offset, offset + 100)
+        result.push(chunk)
+        offset = offset + 100
+      }
+
+      return result
+    } catch (err) {
+      console.error('Error in chunk100()')
+      throw err
+    }
+  }
+
+  /**
+   * @api Util.sleep() sleep()
   * @apiName sleep
   * @apiGroup Util
   * @apiDescription Promise-based delay.
@@ -175,7 +225,7 @@ class Util {
  }

  /**
-   * @api util.validateAddress() validateAddress()
+   * @api Util.validateAddress() validateAddress()
   * @apiName Validate Address.
   * @apiGroup Util
   * @apiDescription Return information about the given bitcoin address.
@@ -225,7 +275,7 @@ class Util {
      if (typeof address === 'string') {
        const response = await axios.get(
          `${this.restURL}util/validateAddress/${address}`,
-          _this.axiosOptions
+          this.axiosOptions
        )
        return response.data

@@ -8,19 +8,23 @@
 // Local libraries
 const Electrumx = require('./electrumx')
 const Slp = require('./slp/slp')
+const PsfSlpIndexer = require('./psf-slp-indexer')
+const BigNumber = require('bignumber.js')

 class UTXO {
-  constructor (config) {
+  constructor (config = {}) {
    // Encapsulate dependencies for easier mocking.
    this.electrumx = new Electrumx(config)
    this.slp = new Slp(config)
+    this.psfSlpIndexer = new PsfSlpIndexer(config)
+    this.BigNumber = BigNumber
  }

  /**
-   * @api Utxo.get() get()
-   * @apiName get
+   * @api Utxo.getOld() getOld()
+   * @apiName getOld
   * @apiGroup UTXO
-   * @apiDescription Get UTXOs for an address
+   * @apiDescription Get UTXOs for an address (from SLPDB)
   *
   * Given an address, this function will return an object with thre following
   * properties:
@@ -45,7 +49,7 @@ class UTXO {
   * @apiExample Example usage:
   * (async () => {
   *   try {
-   *     let utxos = await bchjs.Utxo.get('simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj');
+   *     let utxos = await bchjs.Utxo.getOld('simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj');
   *     console.log(utxos);
   *   } catch(error) {
   *    console.error(error)
@@ -181,8 +185,12 @@ class UTXO {
   *
   *
   */
-  async get (address, useWhitelist = false) {
+  async getOld (address, useWhitelist = false) {
    try {
+      if (!address) {
+        throw new Error('Address must be an array or a string')
+      }
+
      // Convert address to an array if it is a string.
      if (typeof address === 'string') address = [address]

@@ -276,6 +284,227 @@ class UTXO {
      return retAry
    } catch (err) {
      console.error('Error in bchjs.utxo.get()')
+
+      if (err.error) throw new Error(err.error)
+      throw err
+    }
+  }
+
+  /**
+   * @api Utxo.get() get()
+   * @apiName get
+   * @apiGroup UTXO
+   * @apiDescription Get UTXOs for an address (from psf-slp-indexer)
+   *
+   * Given an address, this function will return an object with thre following
+   * properties:
+   * - address: "" - the address these UTXOs are associated with
+   * - bchUtxos: [] - UTXOs confirmed to be spendable as normal BCH
+   * - nullUtxo: [] - UTXOs that did not pass SLP validation. Should be ignored and
+   *   not spent, to be safe.
+   * - slpUtxos: {} - UTXOs confirmed to be colored as valid SLP tokens
+   *   - type1: {}
+   *     - tokens: [] - SLP token Type 1 tokens.
+   *     - mintBatons: [] - SLP token Type 1 mint batons.
+   *   - nft: {}
+   *     - tokens: [] - NFT tokens
+   *     - groupTokens: [] - NFT Group tokens, used to create NFT tokens.
+   *     - groupMintBatons: [] - Minting baton to create more NFT Group tokens.
+   *
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     let utxos = await bchjs.Utxo.get('simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj');
+   *     console.log(utxos);
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   * // returns
+   * [
+   *  {
+   *   "address": "bitcoincash:qrm0c67wwqh0w7wjxua2gdt2xggnm90xws00a3lezv",
+   *   "bchUtxos": [
+   *    {
+   *      "height": 674513,
+   *      "tx_hash": "705bcc442e5a2770e560b528f52a47b1dcc9ce9ab6a8de9dfdefa55177f00d04",
+   *      "tx_pos": 3,
+   *      "value": 38134,
+   *      "txid": "705bcc442e5a2770e560b528f52a47b1dcc9ce9ab6a8de9dfdefa55177f00d04",
+   *      "vout": 3,
+   *      "isValid": false
+   *    }
+   *   ],
+   */
+  // This version of get() uses the psf-slp-indexer. It will replace the older
+  // get() function that uses SLPDB.
+  // TODO: NFT UTXOs are identified as non-token UTXOs, which will cause a wallet
+  // to burn them. The psf-slp-indexer needs to be updated to mark these UTXOs.
+  async get (address) {
+    try {
+      // Convert address to an array if it is a string.
+      if (typeof address !== 'string') {
+        throw new Error('address input must be a string')
+      }
+
+      // Ensure the address is a BCH address.
+      const addr = this.slp.Address.toCashAddress(address)
+
+      // Get the UTXOs associated with the address.
+      const utxoData = await this.electrumx.utxo(addr)
+      // console.log(`utxoData: ${JSON.stringify(utxoData, null, 2)}`)
+      const utxos = utxoData.utxos
+
+      let slpUtxos = []
+
+      // Get SLP UTXOs from the psf-slp-indexer
+      try {
+        const slpUtxoData = await this.psfSlpIndexer.balance(addr)
+        // console.log(`slpUtxoData: ${JSON.stringify(slpUtxoData, null, 2)}`)
+
+        slpUtxos = slpUtxoData.balance.utxos
+      } catch (err) {
+        // console.log('err: ', err)
+
+        // Exit quietly if address has no SLP UTXOs. Otherwise, throw the error.
+        if (err.error && !err.error.includes('Key not found in database')) {
+          throw err
+        }
+      }
+
+      // Loop through the Fulcrum UTXOs.
+      for (let i = 0; i < utxos.length; i++) {
+        const thisUtxo = utxos[i]
+
+        // Loop through the UTXOs from psf-slp-indexer.
+        for (let j = 0; j < slpUtxos.length; j++) {
+          const thisSlpUtxo = slpUtxos[j]
+
+          // If the non-hydrated UTXO matches the SLP UTXO, then combine the data
+          // and mark the UTXO as an SLP token.
+          if (
+            thisUtxo.tx_hash === thisSlpUtxo.txid &&
+            thisUtxo.tx_pos === thisSlpUtxo.vout
+          ) {
+            thisUtxo.txid = thisUtxo.tx_hash
+            thisUtxo.vout = thisUtxo.tx_pos
+            thisUtxo.isSlp = true
+            thisUtxo.type = thisSlpUtxo.type
+            thisUtxo.qty = thisSlpUtxo.qty
+            thisUtxo.tokenId = thisSlpUtxo.tokenId
+            thisUtxo.address = thisSlpUtxo.address
+
+            break
+          }
+        }
+
+        // If there was no match, then this is a normal BCH UTXO. Mark it as such.
+        if (!thisUtxo.isSlp) {
+          thisUtxo.txid = thisUtxo.tx_hash
+          thisUtxo.vout = thisUtxo.tx_pos
+          thisUtxo.address = addr
+
+          // Check the transaction to see if its a 'null' token, ignored by
+          // the indexer.
+          const txData = await this.psfSlpIndexer.tx(thisUtxo.tx_hash)
+          // console.log(`txData: ${JSON.stringify(txData, null, 2)}`)
+          if (txData.txData.isValidSlp === null) {
+            thisUtxo.isSlp = null
+          } else {
+            thisUtxo.isSlp = false
+          }
+          // console.log(`thisUtxo.isSlp: ${thisUtxo.isSlp}`)
+        }
+      }
+
+      // Get token UTXOs
+      let type1TokenUtxos = utxos.filter(
+        x => x.isSlp === true && x.type === 'token'
+      )
+
+      // Hydrate the UTXOs with additional token data.
+      type1TokenUtxos = await this.hydrateTokenData(type1TokenUtxos)
+
+      const bchUtxos = utxos.filter(x => x.isSlp === false)
+      const type1BatonUtxos = utxos.filter(
+        x => x.isSlp === true && x.type === 'baton'
+      )
+      const nullUtxos = utxos.filter(x => x.isSlp === null)
+
+      const outObj = {
+        address: addr,
+        bchUtxos,
+        slpUtxos: {
+          type1: {
+            tokens: type1TokenUtxos,
+            mintBatons: type1BatonUtxos
+          },
+          nft: {} // Allocated for future support of NFT spec.
+        },
+        nullUtxos
+      }
+
+      return outObj
+    } catch (err) {
+      console.error('Error in bchjs.Utxo.get(): ', err)
+
+      if (err.error) throw new Error(err.error)
+      throw err
+    }
+  }
+
+  // Hydrate an array of token UTXOs with token information.
+  // Returns an array of token UTXOs with additional data.
+  async hydrateTokenData (utxoAry) {
+    try {
+      // console.log('utxoAry: ', utxoAry)
+
+      // Create a list of token IDs without duplicates.
+      let tokenIds = utxoAry.map(x => x.tokenId)
+
+      // Remove duplicates. https://stackoverflow.com/questions/9229645/remove-duplicate-values-from-js-array
+      tokenIds = [...new Set(tokenIds)]
+      // console.log('tokenIds: ', tokenIds)
+
+      // Get Genesis data for each tokenId
+      const genesisData = []
+      for (let i = 0; i < tokenIds.length; i++) {
+        const thisTokenId = tokenIds[i]
+        const thisTokenData = await this.psfSlpIndexer.tokenStats(thisTokenId)
+        // console.log('thisTokenData: ', thisTokenData)
+
+        genesisData.push(thisTokenData)
+      }
+      // console.log('genesisData: ', genesisData)
+
+      // Hydrate each token UTXO with data from the genesis transaction.
+      for (let i = 0; i < utxoAry.length; i++) {
+        const thisUtxo = utxoAry[i]
+
+        // Get the genesis data for this token.
+        const genData = genesisData.filter(
+          x => x.tokenData.tokenId === thisUtxo.tokenId
+        )
+        // console.log('genData: ', genData)
+
+        thisUtxo.ticker = genData[0].tokenData.ticker
+        thisUtxo.name = genData[0].tokenData.name
+        thisUtxo.documentUri = genData[0].tokenData.documentUri
+        thisUtxo.documentHash = genData[0].tokenData.documentHash
+        thisUtxo.decimals = genData[0].tokenData.decimals
+
+        // Calculate the real token quantity
+        const qty = new BigNumber(thisUtxo.qty).dividedBy(
+          10 ** parseInt(thisUtxo.decimals)
+        )
+        thisUtxo.qtyStr = qty.toString()
+      }
+
+      return utxoAry
+    } catch (err) {
+      console.log('Error in hydrateTokenData()')
      throw err
    }
  }
@@ -14,9 +14,9 @@

 const assert = require('chai').assert

-// const RESTURL = `https://abc.fullstack.cash/v4/`
-const RESTURL = 'https://bchn.fullstack.cash/v4/'
-// const RESTURL = `http://localhost:3000/v4/`
+// const RESTURL = `https://abc.fullstack.cash/v5/`
+const RESTURL = 'https://bchn.fullstack.cash/v5/'
+// const RESTURL = `http://localhost:3000/v5/`

 const BCHJS = require('../../../src/bch-js')
 const bchjs = new BCHJS({ restURL: RESTURL })
@@ -13,9 +13,9 @@ const PRO_PASS = 'testpassword'

 const BCHJS = require('../../../src/bch-js')
 const bchjs = new BCHJS({
-  // restURL: `https://bchn.fullstack.cash/v4/`,
-  restURL: 'https://abc.fullstack.cash/v4/',
-  // restURL: `http://localhost:3000/v4/`,
+  // restURL: `https://bchn.fullstack.cash/v5/`,
+  restURL: 'https://abc.fullstack.cash/v5/',
+  // restURL: `http://localhost:3000/v5/`,
  authPass: PRO_PASS
 })

@@ -18,8 +18,8 @@ const JWT_TOKEN =

 const BCHJS = require('../../../src/bch-js')
 const bchjs = new BCHJS({
-  restURL: 'https://api.fullstack.cash/v4/',
-  // restURL: `http://localhost:3000/v4/`,
+  restURL: 'https://api.fullstack.cash/v5/',
+  // restURL: `http://localhost:3000/v5/`,
  apiToken: JWT_TOKEN
 })

@@ -18,9 +18,9 @@ const JWT_TOKEN =

 const BCHJS = require('../../../src/bch-js')
 const bchjs = new BCHJS({
-  // restURL: `https://bchn.fullstack.cash/v4/`,
-  restURL: 'https:/abc.fullstack.cash/v4/',
-  // restURL: `http://localhost:3000/v4/`,
+  // restURL: `https://bchn.fullstack.cash/v5/`,
+  restURL: 'https:/abc.fullstack.cash/v5/',
+  // restURL: `http://localhost:3000/v5/`,
  apiToken: JWT_TOKEN
 })

@@ -65,7 +65,7 @@ describe('#full node rate limits', () => {

  it('should throw error for more than 100 RPM to fullnode', async () => {
    try {
-      console.log('This test usually doesn\'t pass, because of latency.')
+      console.log("This test usually doesn't pass, because of latency.")
      for (let i = 0; i < 100; i++) await bchjs.Control.getNetworkInfo()
    } catch (err) {
      // console.log(`validating after 10th call`)
@@ -14,9 +14,9 @@ const JWT_TOKEN =

 const BCHJS = require('../../../src/bch-js')
 const bchjs = new BCHJS({
-  // restURL: `https://bchn.fullstack.cash/v4/`,
-  restURL: 'https://abc.fullstack.cash/v4/',
-  // restURL: `http://localhost:3000/v4/`,
+  // restURL: `https://bchn.fullstack.cash/v5/`,
+  restURL: 'https://abc.fullstack.cash/v5/',
+  // restURL: `http://localhost:3000/v5/`,
  apiToken: JWT_TOKEN
 })

@@ -22,7 +22,7 @@ util.inspect.defaultOptions = {

 describe('#blockchain', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#getBestBlockHash', () => {
@@ -276,6 +276,51 @@ describe('#blockchain', () => {
      assert.equal(result, null)
    })
  })
+  describe('#getBlock', () => {
+    it('should get block information with default verbosity', async () => {
+      const blockhash =
+        '0000000000000000008e8d83cba6d45a9314bc2ef4538d4e0577c6bed8593536'
+      const result = await bchjs.Blockchain.getBlock(blockhash)
+
+      assert.hasAllKeys(result, [
+        'hash',
+        'confirmations',
+        'size',
+        'height',
+        'version',
+        'versionHex',
+        'merkleroot',
+        'tx',
+        'time',
+        'mediantime',
+        'nonce',
+        'bits',
+        'difficulty',
+        'chainwork',
+        'nTx',
+        'previousblockhash',
+        'nextblockhash'
+      ])
+      assert.isArray(result.tx)
+    })
+
+    it('should get block information with verbosity 0', async () => {
+      const blockhash =
+        '0000000000000000008e8d83cba6d45a9314bc2ef4538d4e0577c6bed8593536'
+      const verbosity = 0
+      const result = await bchjs.Blockchain.getBlock(blockhash, verbosity)
+
+      assert.isString(result)
+    })
+  })
+
+  describe('#getBlockchainInfo', () => {
+    it('should get info about the blockchain', async () => {
+      const result = await bchjs.Blockchain.getBlockchainInfo()
+
+      console.log(`blockchain info: ${JSON.stringify(result, null, 2)}`)
+    })
+  })
 })

 function sleep (ms) {
@@ -20,7 +20,7 @@ util.inspect.defaultOptions = {

 describe('#rawtransaction', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  /*
@@ -25,7 +25,7 @@ describe('#SLP', () => {

  beforeEach(async () => {
    // Introduce a delay so that the BVT doesn't trip the rate limits.
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)

    bchjs = new BCHJS({ restURL: process.env.RESTURL })
  })
@@ -2,18 +2,19 @@
  Integration tests for the utxo.js library.
 */

-const assert = require('chai').assert
+// const assert = require('chai').assert

-const BCHJS = require('../../../../src/bch-js')
-const bchjs = new BCHJS()
+// const BCHJS = require('../../../../src/bch-js')
+// const bchjs = new BCHJS()

 describe('#UTXO', () => {
  beforeEach(async () => {
    // sandbox = sinon.createSandbox()

-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

+  /*
  describe('#get', () => {
    it('should get hydrated and filtered UTXOs for an address', async () => {
      // const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
@@ -31,6 +32,7 @@ describe('#UTXO', () => {
      assert.isArray(result[0].nullUtxos)
    })
  })
+  */
 })

 function sleep (ms) {
@@ -0,0 +1,71 @@
+/*
+  Integration tests for the bchjs. Only covers calls made to
+  rest.bitcoin.com.
+
+  TODO
+*/
+
+const chai = require('chai')
+const assert = chai.assert
+const BCHJS = require('../../../../src/bch-js')
+const bchjs = new BCHJS()
+
+// Inspect utility used for debugging.
+const util = require('util')
+util.inspect.defaultOptions = {
+  showHidden: true,
+  colors: true,
+  depth: 3
+}
+
+describe('#rawtransaction', () => {
+  beforeEach(async () => {
+    if (process.env.IS_USING_FREE_TIER) await sleep(3000)
+  })
+
+  /*
+    Testing sentRawTransaction isn't really possible with an integration test,
+    as the endpoint really needs an e2e test to be properly tested. The tests
+    below expect error messages returned from the server, but at least test
+    that the server is responding on those endpoints, and responds consistently.
+  */
+  describe('sendRawTransaction', () => {
+    it('should send a single transaction hex', async () => {
+      try {
+        const hex =
+          '01000000013ba3edfd7a7b12b27ac72c3e67768f617fc81bc3888a51323a9fb8aa4b1e5e4a000000006a4730440220540986d1c58d6e76f8f05501c520c38ce55393d0ed7ed3c3a82c69af04221232022058ea43ed6c05fec0eccce749a63332ed4525460105346f11108b9c26df93cd72012103083dfc5a0254613941ddc91af39ff90cd711cdcde03a87b144b883b524660c39ffffffff01807c814a000000001976a914d7e7c4e0b70eaa67ceff9d2823d1bbb9f6df9a5188ac00000000'
+
+        await bchjs.RawTransactions.sendRawTransaction(hex)
+        // console.log(`result ${JSON.stringify(result, null, 2)}`)
+
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        // console.log(`err: ${util.inspect(err)}`)
+
+        assert.hasAllKeys(err, ['error'])
+        assert.include(err.error, 'Missing inputs')
+      }
+    })
+
+    it('should send an array of tx hexes', async () => {
+      try {
+        const hexes = [
+          '01000000013ba3edfd7a7b12b27ac72c3e67768f617fc81bc3888a51323a9fb8aa4b1e5e4a000000006a4730440220540986d1c58d6e76f8f05501c520c38ce55393d0ed7ed3c3a82c69af04221232022058ea43ed6c05fec0eccce749a63332ed4525460105346f11108b9c26df93cd72012103083dfc5a0254613941ddc91af39ff90cd711cdcde03a87b144b883b524660c39ffffffff01807c814a000000001976a914d7e7c4e0b70eaa67ceff9d2823d1bbb9f6df9a5188ac00000000',
+          '01000000013ba3edfd7a7b12b27ac72c3e67768f617fc81bc3888a51323a9fb8aa4b1e5e4a000000006a4730440220540986d1c58d6e76f8f05501c520c38ce55393d0ed7ed3c3a82c69af04221232022058ea43ed6c05fec0eccce749a63332ed4525460105346f11108b9c26df93cd72012103083dfc5a0254613941ddc91af39ff90cd711cdcde03a87b144b883b524660c39ffffffff01807c814a000000001976a914d7e7c4e0b70eaa67ceff9d2823d1bbb9f6df9a5188ac00000000'
+        ]
+
+        const result = await bchjs.RawTransactions.sendRawTransaction(hexes)
+        console.log(`result ${JSON.stringify(result, null, 2)}`)
+      } catch (err) {
+        // console.log(`err: ${util.inspect(err)}`)
+
+        assert.hasAllKeys(err, ['error'])
+        assert.include(err.error, 'Missing inputs')
+      }
+    })
+  })
+})
+
+function sleep (ms) {
+  return new Promise(resolve => setTimeout(resolve, ms))
+}
@@ -0,0 +1,273 @@
+/*
+  Integration tests for the bchjs covering SLP tokens.
+  These tests are specific to the ABC chain.
+*/
+
+const chai = require('chai')
+const assert = chai.assert
+
+const BCHJS = require('../../../../src/bch-js')
+let bchjs
+
+// Inspect utility used for debugging.
+const util = require('util')
+util.inspect.defaultOptions = {
+  showHidden: true,
+  colors: true,
+  depth: 1
+}
+
+describe('#SLP', () => {
+  // before(() => {
+  //   console.log(`bchjs.SLP.restURL: ${bchjs.SLP.restURL}`)
+  //   console.log(`bchjs.SLP.apiToken: ${bchjs.SLP.apiToken}`)
+  // })
+
+  beforeEach(async () => {
+    // Introduce a delay so that the BVT doesn't trip the rate limits.
+    if (process.env.IS_USING_FREE_TIER) await sleep(3000)
+
+    bchjs = new BCHJS()
+  })
+
+  describe('#util', () => {
+    describe('#decodeOpReturn', () => {
+      it('should decode a NFT Child transaction', async () => {
+        const txid =
+          'eeddccc4d716f04157ea132ac93a48040fea34a6b57f3d8f0cccb7d1a731ab2b'
+
+        const data = await bchjs.SLP.Utils.decodeOpReturn(txid)
+        // console.log(`data: ${JSON.stringify(data, null, 2)}`)
+
+        assert.property(data, 'tokenType')
+        assert.property(data, 'txType')
+        assert.property(data, 'ticker')
+        assert.property(data, 'name')
+        assert.property(data, 'tokenId')
+        assert.property(data, 'documentUri')
+        assert.property(data, 'documentHash')
+        assert.property(data, 'decimals')
+        assert.property(data, 'mintBatonVout')
+        assert.property(data, 'qty')
+
+        assert.equal(data.tokenType, 65)
+        assert.equal(data.mintBatonVout, 0)
+        assert.equal(data.qty, '1')
+      })
+    })
+
+    describe('#tokenUtxoDetails', () => {
+      it('should handle a range of UTXO types', async () => {
+        const utxos = [
+          // Malformed SLP tx
+          {
+            note: 'Malformed SLP tx',
+            tx_hash:
+              'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
+            tx_pos: 1,
+            value: 546
+          },
+          // Normal TX (non-SLP)
+          {
+            note: 'Normal TX (non-SLP)',
+            tx_hash:
+              '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
+            tx_pos: 0,
+            value: 400000
+          },
+          // Valid PSF SLP tx
+          {
+            note: 'Valid PSF SLP tx',
+            tx_hash:
+              'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
+            tx_pos: 1,
+            value: 546
+          },
+          // Valid SLP token not in whitelist
+          {
+            note: 'Valid SLP token not in whitelist',
+            tx_hash:
+              '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
+            tx_pos: 1,
+            value: 546
+          },
+          // Token send on BCHN network.
+          {
+            note: 'Token send on BCHN network',
+            tx_hash:
+              '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019',
+            tx_pos: 1,
+            value: 546
+          },
+          // Token send on ABC network.
+          {
+            note: 'Token send on ABC network',
+            tx_hash:
+              '336bfe2168aac4c3303508a9e8548a0d33797a83b85b76a12d845c8d6674f79d',
+            tx_pos: 1,
+            value: 546
+          },
+          // Known invalid SLP token send of PSF tokens.
+          {
+            note: 'Known invalid SLP token send of PSF tokens',
+            tx_hash:
+              '2bf691ad3679d928fef880b8a45b93b233f8fa0d0a92cf792313dbe77b1deb74',
+            tx_pos: 1,
+            value: 546
+          }
+        ]
+
+        const data = await bchjs.SLP.Utils.tokenUtxoDetails(utxos)
+        // console.log(`data: ${JSON.stringify(data, null, 2)}`)
+
+        // Malformed SLP tx
+        assert.equal(data[0].tx_hash, utxos[0].tx_hash)
+        assert.equal(data[0].isValid, false)
+
+        // Normal TX (non-SLP)
+        assert.equal(data[1].tx_hash, utxos[1].tx_hash)
+        assert.equal(data[1].isValid, false)
+
+        // Valid PSF SLP tx
+        assert.equal(data[2].tx_hash, utxos[2].tx_hash)
+        assert.equal(data[2].isValid, true)
+
+        // Valid SLP token not in whitelist
+        assert.equal(data[3].tx_hash, utxos[3].tx_hash)
+        assert.equal(data[3].isValid, true)
+
+        // Token send on BCHN network
+        assert.equal(data[4].tx_hash, utxos[4].tx_hash)
+        assert.equal(data[4].isValid, true)
+
+        // Token send on ABC network
+        assert.equal(data[5].tx_hash, utxos[5].tx_hash)
+        assert.equal(data[5].isValid, null)
+
+        // Known invalid SLP token send of PSF tokens
+        assert.equal(data[6].tx_hash, utxos[6].tx_hash)
+        assert.equal(data[6].isValid, false)
+      })
+    })
+
+    describe('#validateTxid3', () => {
+      it('should invalidate a known invalid TXID', async () => {
+        const txid =
+          'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a'
+
+        const result = await bchjs.SLP.Utils.validateTxid3(txid)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.isArray(result)
+
+        assert.property(result[0], 'txid')
+        assert.equal(result[0].txid, txid)
+
+        assert.property(result[0], 'valid')
+        assert.equal(result[0].valid, null)
+      })
+
+      it('should validate a known valid TXID', async () => {
+        const txid =
+          'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd'
+
+        const result = await bchjs.SLP.Utils.validateTxid3(txid)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.isArray(result)
+
+        assert.property(result[0], 'txid')
+        assert.equal(result[0].txid, txid)
+
+        assert.property(result[0], 'valid')
+        assert.equal(result[0].valid, true)
+      })
+
+      it('should handle a mix of valid, invalid, and non-SLP txs', async () => {
+        const txids = [
+          // Malformed SLP tx
+          'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
+          // Normal TX (non-SLP)
+          '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
+          // Valid PSF SLP tx
+          'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
+          // Valid SLP token not in whitelist
+          '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
+          // Unprocessed SLP TX
+          '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019'
+        ]
+
+        const result = await bchjs.SLP.Utils.validateTxid3(txids)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.isArray(result)
+
+        assert.equal(result[0].txid, txids[0])
+        assert.equal(result[0].valid, null)
+
+        assert.equal(result[1].txid, txids[1])
+        assert.equal(result[1].valid, null)
+
+        assert.equal(result[2].txid, txids[2])
+        assert.equal(result[2].valid, true)
+
+        // True in validateTxid() (no whitelist SLPDB) but null in validateTxid3()
+        assert.equal(result[3].txid, txids[3])
+        assert.equal(result[3].valid, true)
+
+        // Note: This should change from null to true once SLPDB finishes indexing.
+        assert.equal(result[4].txid, txids[4])
+        // True when no whitelist SLPDB is used.
+        assert.equal(result[4].valid, true)
+      })
+    })
+
+    describe('#validateTxid', () => {
+      it('should handle a mix of valid, invalid, and non-SLP txs', async () => {
+        const txids = [
+          // Malformed SLP tx
+          'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
+          // Normal TX (non-SLP)
+          '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
+          // Valid PSF SLP tx
+          'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
+          // Valid SLP token not in whitelist
+          '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
+          // Token send on BCHN network.
+          '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019',
+          // Token send on ABC network.
+          '336bfe2168aac4c3303508a9e8548a0d33797a83b85b76a12d845c8d6674f79d'
+        ]
+
+        const result = await bchjs.SLP.Utils.validateTxid(txids)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.isArray(result)
+
+        assert.equal(result[0].txid, txids[0])
+        assert.equal(result[0].valid, null)
+
+        assert.equal(result[1].txid, txids[1])
+        assert.equal(result[1].valid, null)
+
+        assert.equal(result[2].txid, txids[2])
+        assert.equal(result[2].valid, true)
+
+        // True in validateTxid() but null in validateTxid3()
+        assert.equal(result[3].txid, txids[3])
+        assert.equal(result[3].valid, true)
+
+        assert.equal(result[4].txid, txids[4])
+        assert.equal(result[4].valid, true)
+
+        assert.equal(result[5].txid, txids[5])
+        assert.equal(result[5].valid, null)
+      })
+    })
+  })
+})
+
+// Promise-based sleep function
+function sleep (ms) {
+  return new Promise(resolve => setTimeout(resolve, ms))
+}
@@ -0,0 +1,105 @@
+/*
+  Integration tests for the utxo.js library.
+*/
+
+const assert = require('chai').assert
+
+const BCHJS = require('../../../../src/bch-js')
+const bchjs = new BCHJS()
+
+describe('#UTXO', () => {
+  beforeEach(async () => {
+    // sandbox = sinon.createSandbox()
+
+    if (process.env.IS_USING_FREE_TIER) await sleep(3000)
+  })
+
+  describe('#get', () => {
+    it('should get hydrated and filtered UTXOs for an address', async () => {
+      // const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
+      const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'
+
+      const result = await bchjs.Utxo.get(addr)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.isArray(result)
+      assert.property(result[0], 'address')
+      assert.property(result[0], 'bchUtxos')
+      assert.property(result[0], 'nullUtxos')
+      assert.property(result[0], 'slpUtxos')
+      assert.isArray(result[0].bchUtxos)
+      assert.isArray(result[0].nullUtxos)
+    })
+
+    it('should handle an array of addresses', async () => {
+      const addr = [
+        'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9',
+        'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
+      ]
+
+      const result = await bchjs.Utxo.get(addr)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.isArray(result)
+      assert.property(result[0], 'address')
+      assert.property(result[0], 'bchUtxos')
+      assert.property(result[0], 'nullUtxos')
+      assert.property(result[0], 'slpUtxos')
+      assert.isArray(result[0].bchUtxos)
+      assert.isArray(result[0].nullUtxos)
+    })
+
+    it('should handle NFTs and minting batons', async () => {
+      const addr = 'simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj'
+
+      const result = await bchjs.Utxo.get(addr)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.isArray(result)
+      assert.property(result[0], 'address')
+      assert.property(result[0], 'bchUtxos')
+      assert.property(result[0], 'nullUtxos')
+      assert.property(result[0], 'slpUtxos')
+      assert.isArray(result[0].bchUtxos)
+      assert.isArray(result[0].nullUtxos)
+
+      assert.isArray(result[0].slpUtxos.type1.mintBatons)
+      assert.isArray(result[0].slpUtxos.type1.tokens)
+      assert.isArray(result[0].slpUtxos.nft.groupMintBatons)
+      assert.isArray(result[0].slpUtxos.nft.groupTokens)
+      assert.isArray(result[0].slpUtxos.nft.tokens)
+    })
+  })
+
+  describe('#findBiggestUtxo', () => {
+    it('should sort UTXOs from Electrumx', async () => {
+      const addr = 'bitcoincash:qq54fgjn3hz0357n8a6guy4demw9xfkjk5jcj0xr0z'
+
+      const electrumxUtxos = await bchjs.Electrumx.utxo(addr)
+      // console.log(`Electrumx utxos: ${JSON.stringify(electrumxUtxos, null, 2)}`)
+
+      const result = bchjs.Utxo.findBiggestUtxo(electrumxUtxos.utxos)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.property(result, 'satoshis')
+      assert.equal(result.satoshis, 800)
+    })
+
+    it('should sort UTXOs from Utxos.get()', async () => {
+      const addr = 'bitcoincash:qq54fgjn3hz0357n8a6guy4demw9xfkjk5jcj0xr0z'
+
+      const utxos = await bchjs.Utxo.get(addr)
+      // console.log(`utxos: ${JSON.stringify(utxos, null, 2)}`)
+
+      const result = bchjs.Utxo.findBiggestUtxo(utxos[0].bchUtxos)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.property(result, 'satoshis')
+      assert.equal(result.satoshis, 800)
+    })
+  })
+})
+
+function sleep (ms) {
+  return new Promise(resolve => setTimeout(resolve, ms))
+}
@@ -0,0 +1,25 @@
+/*
+  Integration tests for bchjs dsproof library.
+*/
+
+const assert = require('chai').assert
+
+const BCHJS = require('../../../../src/bch-js')
+const bchjs = new BCHJS()
+
+describe('#DSProof', () => {
+  beforeEach(async () => {
+    if (process.env.IS_USING_FREE_TIER) await bchjs.Util.sleep(1000)
+  })
+
+  describe('#getDSProof', () => {
+    it('should get TX info from the full node', async () => {
+      const txid =
+        'ee0df780b58f6f24467605b2589c44c3a50fc849fb8f91b89669a4ae0d86bc7e'
+      const result = await bchjs.DSProof.getDSProof(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.equal(result, null)
+    })
+  })
+})
@@ -0,0 +1,132 @@
+/*
+  Integration tests for the psf-slp-indexer.js library
+*/
+
+const assert = require('chai').assert
+
+const BCHJS = require('../../../../src/bch-js')
+let bchjs
+
+describe('#psf-slp-indexer', () => {
+  beforeEach(async () => {
+    // Introduce a delay so that the BVT doesn't trip the rate limits.
+    if (process.env.IS_USING_FREE_TIER) await sleep(3000)
+
+    bchjs = new BCHJS()
+  })
+
+  describe('#status', () => {
+    it('should return the status of the indexer.', async () => {
+      const result = await bchjs.PsfSlpIndexer.status()
+      // console.log('result: ', result)
+
+      assert.property(result.status, 'startBlockHeight')
+      assert.property(result.status, 'syncedBlockHeight')
+      assert.property(result.status, 'chainBlockHeight')
+    })
+  })
+
+  describe('#balance', () => {
+    it('should get balance data for an address.', async () => {
+      const addr = 'bitcoincash:qzmd5vxgh9m22m6fgvm57yd6kjnjl9qnwywsf3583n'
+
+      const result = await bchjs.PsfSlpIndexer.balance(addr)
+      // console.log('result: ', result)
+
+      assert.property(result.balance, 'utxos')
+      assert.property(result.balance, 'txs')
+      assert.property(result.balance, 'balances')
+    })
+  })
+
+  describe('#tokenStats', () => {
+    it('should get stats on a token, without tx history', async () => {
+      const tokenId =
+        '38e97c5d7d3585a2cbf3f9580c82ca33985f9cb0845d4dcce220cb709f9538b0'
+
+      const result = await bchjs.PsfSlpIndexer.tokenStats(tokenId)
+      // console.log('result: ', result)
+
+      assert.property(result.tokenData, 'documentUri')
+      assert.property(result.tokenData, 'totalBurned')
+    })
+
+    it('should get stats on a token, with tx history', async () => {
+      const tokenId =
+        '38e97c5d7d3585a2cbf3f9580c82ca33985f9cb0845d4dcce220cb709f9538b0'
+
+      const result = await bchjs.PsfSlpIndexer.tokenStats(tokenId, true)
+      // console.log('result: ', result)
+
+      assert.property(result.tokenData, 'documentUri')
+      assert.property(result.tokenData, 'txs')
+      assert.property(result.tokenData, 'totalBurned')
+    })
+  })
+
+  describe('#tx', () => {
+    it('should get hydrated tx data for an SLP transaction', async () => {
+      const txid =
+        '947ccb2a0d62ca287bc4b0993874ab0f9f6afd454193e631e2bf84dca66731fc'
+
+      const result = await bchjs.PsfSlpIndexer.tx(txid)
+      // console.log('result: ', result)
+
+      assert.property(result.txData, 'vin')
+      assert.property(result.txData, 'vout')
+      assert.property(result.txData, 'isValidSlp')
+      assert.equal(result.txData.isValidSlp, true)
+    })
+
+    it('should mark non-SLP transaction as false', async () => {
+      const txid =
+        '03d6e6b63647ce7b02ecc73dc6d41b485be14a3e20eed4474b8a840358ddf14e'
+
+      const result = await bchjs.PsfSlpIndexer.tx(txid)
+      // console.log('result: ', result)
+
+      assert.property(result.txData, 'vin')
+      assert.property(result.txData, 'vout')
+      assert.property(result.txData, 'isValidSlp')
+      assert.equal(result.txData.isValidSlp, false)
+    })
+
+    // FlexUSD transactions
+    // Currently FlexUSD UTXOs are reported as invalid SLP UTXOs, which means
+    // the wallet will burn them. There is a TODO in the code. This test will
+    // need to be changed when it is done.
+    it('should mark blacklisted token as null', async () => {
+      const txid =
+        '302113c11b90edc5f36c073d2f8a75e1e0eaf59b56235491a843d3819cd6a85f'
+
+      const result = await bchjs.PsfSlpIndexer.tx(txid)
+      // console.log('result: ', result)
+
+      assert.property(result.txData, 'vin')
+      assert.property(result.txData, 'vout')
+      assert.property(result.txData, 'isValidSlp')
+      assert.equal(result.txData.isValidSlp, null)
+    })
+
+    it('should throw error for non-existent txid', async () => {
+      try {
+        const txid =
+          '302113c11b90edc5f36c073d2f8a75e1e0eaf59b56235491a843d3819cd6a85e'
+
+        await bchjs.PsfSlpIndexer.tx(txid)
+        // console.log('result: ', result)
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+
+        assert.include(err.message, 'No such mempool or blockchain transaction')
+      }
+    })
+  })
+})
+
+// Promise-based sleep function
+function sleep (ms) {
+  return new Promise(resolve => setTimeout(resolve, ms))
+}
@@ -20,7 +20,7 @@ util.inspect.defaultOptions = {

 describe('#rawtransaction', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(3000)
  })

  /*
@@ -25,245 +25,274 @@ describe('#SLP', () => {

  beforeEach(async () => {
    // Introduce a delay so that the BVT doesn't trip the rate limits.
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(3000)

    bchjs = new BCHJS()
  })

-  describe('#util', () => {
-    describe('#decodeOpReturn', () => {
-      it('should decode a NFT Child transaction', async () => {
-        const txid =
-          'eeddccc4d716f04157ea132ac93a48040fea34a6b57f3d8f0cccb7d1a731ab2b'
+  if (process.env.TESTSLP) {
+    describe('#util', () => {
+      describe('#decodeOpReturn', () => {
+        it('should decode a NFT Child transaction', async () => {
+          const txid =
+            'eeddccc4d716f04157ea132ac93a48040fea34a6b57f3d8f0cccb7d1a731ab2b'

-        const data = await bchjs.SLP.Utils.decodeOpReturn(txid)
-        // console.log(`data: ${JSON.stringify(data, null, 2)}`)
+          const data = await bchjs.SLP.Utils.decodeOpReturn(txid)
+          // console.log(`data: ${JSON.stringify(data, null, 2)}`)

-        assert.property(data, 'tokenType')
-        assert.property(data, 'txType')
-        assert.property(data, 'ticker')
-        assert.property(data, 'name')
-        assert.property(data, 'tokenId')
-        assert.property(data, 'documentUri')
-        assert.property(data, 'documentHash')
-        assert.property(data, 'decimals')
-        assert.property(data, 'mintBatonVout')
-        assert.property(data, 'qty')
+          assert.property(data, 'tokenType')
+          assert.property(data, 'txType')
+          assert.property(data, 'ticker')
+          assert.property(data, 'name')
+          assert.property(data, 'tokenId')
+          assert.property(data, 'documentUri')
+          assert.property(data, 'documentHash')
+          assert.property(data, 'decimals')
+          assert.property(data, 'mintBatonVout')
+          assert.property(data, 'qty')

-        assert.equal(data.tokenType, 65)
-        assert.equal(data.mintBatonVout, 0)
-        assert.equal(data.qty, '1')
+          assert.equal(data.tokenType, 65)
+          assert.equal(data.mintBatonVout, 0)
+          assert.equal(data.qty, '1')
+        })
      })
-    })

-    describe('#tokenUtxoDetails', () => {
-      it('should handle a range of UTXO types', async () => {
-        const utxos = [
+      describe('#tokenUtxoDetails', () => {
+        it('should handle a range of UTXO types', async () => {
+          const utxos = [
+            // Malformed SLP tx
+            {
+              note: 'Malformed SLP tx',
+              tx_hash:
+                'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
+              tx_pos: 1,
+              value: 546
+            },
+            // Normal TX (non-SLP)
+            {
+              note: 'Normal TX (non-SLP)',
+              tx_hash:
+                '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
+              tx_pos: 0,
+              value: 400000
+            },
+            // Valid PSF SLP tx
+            {
+              note: 'Valid PSF SLP tx',
+              tx_hash:
+                'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
+              tx_pos: 1,
+              value: 546
+            },
+            // Valid SLP token not in whitelist
+            {
+              note: 'Valid SLP token not in whitelist',
+              tx_hash:
+                '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
+              tx_pos: 1,
+              value: 546
+            },
+            // Token send on BCHN network.
+            {
+              note: 'Token send on BCHN network',
+              tx_hash:
+                '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019',
+              tx_pos: 1,
+              value: 546
+            },
+            // Token send on ABC network.
+            {
+              note: 'Token send on ABC network',
+              tx_hash:
+                '336bfe2168aac4c3303508a9e8548a0d33797a83b85b76a12d845c8d6674f79d',
+              tx_pos: 1,
+              value: 546
+            },
+            // Known invalid SLP token send of PSF tokens.
+            {
+              note: 'Known invalid SLP token send of PSF tokens',
+              tx_hash:
+                '2bf691ad3679d928fef880b8a45b93b233f8fa0d0a92cf792313dbe77b1deb74',
+              tx_pos: 1,
+              value: 546
+            }
+          ]
+
+          const data = await bchjs.SLP.Utils.tokenUtxoDetails(utxos)
+          // console.log(`data: ${JSON.stringify(data, null, 2)}`)
+
          // Malformed SLP tx
-          {
-            note: 'Malformed SLP tx',
-            tx_hash:
-              'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
-            tx_pos: 1,
-            value: 546
-          },
+          assert.equal(data[0].tx_hash, utxos[0].tx_hash)
+          assert.equal(data[0].isValid, false)
+
          // Normal TX (non-SLP)
-          {
-            note: 'Normal TX (non-SLP)',
-            tx_hash:
-              '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
-            tx_pos: 0,
-            value: 400000
-          },
+          assert.equal(data[1].tx_hash, utxos[1].tx_hash)
+          assert.equal(data[1].isValid, false)
+
          // Valid PSF SLP tx
-          {
-            note: 'Valid PSF SLP tx',
-            tx_hash:
-              'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
-            tx_pos: 1,
-            value: 546
-          },
+          assert.equal(data[2].tx_hash, utxos[2].tx_hash)
+          assert.equal(data[2].isValid, true)
+
          // Valid SLP token not in whitelist
-          {
-            note: 'Valid SLP token not in whitelist',
-            tx_hash:
-              '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
-            tx_pos: 1,
-            value: 546
-          },
-          // Token send on BCHN network.
-          {
-            note: 'Token send on BCHN network',
-            tx_hash:
-              '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019',
-            tx_pos: 1,
-            value: 546
-          },
-          // Token send on ABC network.
-          {
-            note: 'Token send on ABC network',
-            tx_hash:
-              '336bfe2168aac4c3303508a9e8548a0d33797a83b85b76a12d845c8d6674f79d',
-            tx_pos: 1,
-            value: 546
-          },
-          // Known invalid SLP token send of PSF tokens.
-          {
-            note: 'Known invalid SLP token send of PSF tokens',
-            tx_hash:
-              '2bf691ad3679d928fef880b8a45b93b233f8fa0d0a92cf792313dbe77b1deb74',
-            tx_pos: 1,
-            value: 546
-          }
-        ]
+          assert.equal(data[3].tx_hash, utxos[3].tx_hash)
+          assert.equal(data[3].isValid, true)

-        const data = await bchjs.SLP.Utils.tokenUtxoDetails(utxos)
-        // console.log(`data: ${JSON.stringify(data, null, 2)}`)
+          // Token send on BCHN network
+          assert.equal(data[4].tx_hash, utxos[4].tx_hash)
+          assert.equal(data[4].isValid, true)

-        // Malformed SLP tx
-        assert.equal(data[0].tx_hash, utxos[0].tx_hash)
-        assert.equal(data[0].isValid, false)
+          // Token send on ABC network
+          assert.equal(data[5].tx_hash, utxos[5].tx_hash)
+          assert.equal(data[5].isValid, null)

-        // Normal TX (non-SLP)
-        assert.equal(data[1].tx_hash, utxos[1].tx_hash)
-        assert.equal(data[1].isValid, false)
+          // Known invalid SLP token send of PSF tokens
+          assert.equal(data[6].tx_hash, utxos[6].tx_hash)
+          assert.equal(data[6].isValid, false)
+        })
+      })

-        // Valid PSF SLP tx
-        assert.equal(data[2].tx_hash, utxos[2].tx_hash)
-        assert.equal(data[2].isValid, true)
+      describe('#validateTxid3', () => {
+        it('should invalidate a known invalid TXID', async () => {
+          const txid =
+            'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a'

-        // Valid SLP token not in whitelist
-        assert.equal(data[3].tx_hash, utxos[3].tx_hash)
-        assert.equal(data[3].isValid, true)
+          const result = await bchjs.SLP.Utils.validateTxid3(txid)
+          // console.log(`result: ${JSON.stringify(result, null, 2)}`)

-        // Token send on BCHN network
-        assert.equal(data[4].tx_hash, utxos[4].tx_hash)
-        assert.equal(data[4].isValid, true)
+          assert.isArray(result)

-        // Token send on ABC network
-        assert.equal(data[5].tx_hash, utxos[5].tx_hash)
-        assert.equal(data[5].isValid, null)
+          assert.property(result[0], 'txid')
+          assert.equal(result[0].txid, txid)

-        // Known invalid SLP token send of PSF tokens
-        assert.equal(data[6].tx_hash, utxos[6].tx_hash)
-        assert.equal(data[6].isValid, false)
+          assert.property(result[0], 'valid')
+          assert.equal(result[0].valid, null)
+        })
+
+        it('should validate a known valid TXID', async () => {
+          const txid =
+            'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd'
+
+          const result = await bchjs.SLP.Utils.validateTxid3(txid)
+          // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+          assert.isArray(result)
+
+          assert.property(result[0], 'txid')
+          assert.equal(result[0].txid, txid)
+
+          assert.property(result[0], 'valid')
+          assert.equal(result[0].valid, true)
+        })
+
+        it('should handle a mix of valid, invalid, and non-SLP txs', async () => {
+          const txids = [
+            // Malformed SLP tx
+            'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
+            // Normal TX (non-SLP)
+            '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
+            // Valid PSF SLP tx
+            'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
+            // Valid SLP token not in whitelist
+            '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
+            // Unprocessed SLP TX
+            '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019'
+          ]
+
+          const result = await bchjs.SLP.Utils.validateTxid3(txids)
+          // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+          assert.isArray(result)
+
+          assert.equal(result[0].txid, txids[0])
+          assert.equal(result[0].valid, null)
+
+          assert.equal(result[1].txid, txids[1])
+          assert.equal(result[1].valid, null)
+
+          assert.equal(result[2].txid, txids[2])
+          assert.equal(result[2].valid, true)
+
+          // True in validateTxid() but null in validateTxid3()
+          assert.equal(result[3].txid, txids[3])
+          assert.equal(result[3].valid, null)
+
+          // Note: This should change from null to true once SLPDB finishes indexing.
+          assert.equal(result[4].txid, txids[4])
+          assert.equal(result[4].valid, null)
+        })
+      })
+
+      describe('#validateTxid', () => {
+        it('should handle a mix of valid, invalid, and non-SLP txs', async () => {
+          const txids = [
+            // Malformed SLP tx
+            'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
+            // Normal TX (non-SLP)
+            '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
+            // Valid PSF SLP tx
+            'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
+            // Valid SLP token not in whitelist
+            '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
+            // Token send on BCHN network.
+            '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019',
+            // Token send on ABC network.
+            '336bfe2168aac4c3303508a9e8548a0d33797a83b85b76a12d845c8d6674f79d'
+          ]
+
+          const result = await bchjs.SLP.Utils.validateTxid(txids)
+          // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+          assert.isArray(result)
+
+          assert.equal(result[0].txid, txids[0])
+          assert.equal(result[0].valid, null)
+
+          assert.equal(result[1].txid, txids[1])
+          assert.equal(result[1].valid, null)
+
+          assert.equal(result[2].txid, txids[2])
+          assert.equal(result[2].valid, true)
+
+          // True in validateTxid() but null in validateTxid3()
+          assert.equal(result[3].txid, txids[3])
+          assert.equal(result[3].valid, true)
+
+          assert.equal(result[4].txid, txids[4])
+          assert.equal(result[4].valid, true)
+
+          assert.equal(result[5].txid, txids[5])
+          assert.equal(result[5].valid, null)
+        })
      })
    })
-
-    describe('#validateTxid3', () => {
-      it('should invalidate a known invalid TXID', async () => {
-        const txid =
-          'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a'
-
-        const result = await bchjs.SLP.Utils.validateTxid3(txid)
-        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-        assert.isArray(result)
-
-        assert.property(result[0], 'txid')
-        assert.equal(result[0].txid, txid)
-
-        assert.property(result[0], 'valid')
-        assert.equal(result[0].valid, null)
+    describe('#nft1', () => {
+      describe('#listNFTGroupChildren', () => {
+        it('should return array of children GENESIS transactions IDs', async () => {
+          const groupId =
+            '68cd33ecd909068fbea318ae5ff1d6207cf754e53b191327d6d73b6916424c0a'
+          const result = await bchjs.SLP.NFT1.listNFTGroupChildren(groupId)
+          // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+          assert.property(result, 'nftChildren')
+          assert.isArray(result.nftChildren)
+        })
      })
-
-      it('should validate a known valid TXID', async () => {
-        const txid =
-          'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd'
-
-        const result = await bchjs.SLP.Utils.validateTxid3(txid)
-        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-        assert.isArray(result)
-
-        assert.property(result[0], 'txid')
-        assert.equal(result[0].txid, txid)
-
-        assert.property(result[0], 'valid')
-        assert.equal(result[0].valid, true)
-      })
-
-      it('should handle a mix of valid, invalid, and non-SLP txs', async () => {
-        const txids = [
-          // Malformed SLP tx
-          'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
-          // Normal TX (non-SLP)
-          '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
-          // Valid PSF SLP tx
-          'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
-          // Valid SLP token not in whitelist
-          '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
-          // Unprocessed SLP TX
-          '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019'
-        ]
-
-        const result = await bchjs.SLP.Utils.validateTxid3(txids)
-        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-        assert.isArray(result)
-
-        assert.equal(result[0].txid, txids[0])
-        assert.equal(result[0].valid, null)
-
-        assert.equal(result[1].txid, txids[1])
-        assert.equal(result[1].valid, null)
-
-        assert.equal(result[2].txid, txids[2])
-        assert.equal(result[2].valid, true)
-
-        // True in validateTxid() but null in validateTxid3()
-        assert.equal(result[3].txid, txids[3])
-        assert.equal(result[3].valid, null)
-
-        // Note: This should change from null to true once SLPDB finishes indexing.
-        assert.equal(result[4].txid, txids[4])
-        assert.equal(result[4].valid, null)
+      describe('#parentNFTGroup', () => {
+        it('should return parent NFT group information', async () => {
+          const tokenId =
+            '45a30085691d6ea586e3ec2aa9122e9b0e0d6c3c1fd357decccc15d8efde48a9'
+          const result = await bchjs.SLP.NFT1.parentNFTGroup(tokenId)
+          // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+          assert.property(result, 'nftGroup')
+          assert.property(result.nftGroup, 'id')
+          assert.property(result.nftGroup, 'name')
+          assert.property(result.nftGroup, 'symbol')
+          assert.property(result.nftGroup, 'documentUri')
+          assert.property(result.nftGroup, 'versionType')
+          assert.property(result.nftGroup, 'initialTokenQty')
+        })
      })
    })
-
-    describe('#validateTxid', () => {
-      it('should handle a mix of valid, invalid, and non-SLP txs', async () => {
-        const txids = [
-          // Malformed SLP tx
-          'f7e5199ef6669ad4d078093b3ad56e355b6ab84567e59ad0f08a5ad0244f783a',
-          // Normal TX (non-SLP)
-          '01cdaec2f8b311fc2d6ecc930247bd45fa696dc204ab684596e281fe1b06c1f0',
-          // Valid PSF SLP tx
-          'daf4d8b8045e7a90b7af81bfe2370178f687da0e545511bce1c9ae539eba5ffd',
-          // Valid SLP token not in whitelist
-          '3a4b628cbcc183ab376d44ce5252325f042268307ffa4a53443e92b6d24fb488',
-          // Token send on BCHN network.
-          '402c663379d9699b6e2dd38737061e5888c5a49fca77c97ab98e79e08959e019',
-          // Token send on ABC network.
-          '336bfe2168aac4c3303508a9e8548a0d33797a83b85b76a12d845c8d6674f79d'
-        ]
-
-        const result = await bchjs.SLP.Utils.validateTxid(txids)
-        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-        assert.isArray(result)
-
-        assert.equal(result[0].txid, txids[0])
-        assert.equal(result[0].valid, null)
-
-        assert.equal(result[1].txid, txids[1])
-        assert.equal(result[1].valid, null)
-
-        assert.equal(result[2].txid, txids[2])
-        assert.equal(result[2].valid, true)
-
-        // True in validateTxid() but null in validateTxid3()
-        assert.equal(result[3].txid, txids[3])
-        assert.equal(result[3].valid, true)
-
-        assert.equal(result[4].txid, txids[4])
-        assert.equal(result[4].valid, true)
-
-        assert.equal(result[5].txid, txids[5])
-        assert.equal(result[5].valid, null)
-      })
-    })
-  })
+  }
 })

 // Promise-based sleep function
@@ -0,0 +1,28 @@
+/*
+  Integration tests for the transaction.js library.
+*/
+
+const assert = require('chai').assert
+const BCHJS = require('../../../../src/bch-js')
+const bchjs = new BCHJS()
+
+describe('#Transaction', () => {
+  beforeEach(async () => {
+    if (process.env.IS_USING_FREE_TIER) await bchjs.Util.sleep(1000)
+  })
+
+  describe('#get', () => {
+    it('should get a tx details for a non-SLP TX with an OP_RETURN', async () => {
+      const txid =
+        '01517ff1587fa5ffe6f5eb91c99cf3f2d22330cd7ee847e928ce90ca95bf781b'
+
+      const result = await bchjs.Transaction.get(txid)
+      // console.log('result: ', result)
+
+      assert.property(result.txData, 'txid')
+      assert.property(result.txData, 'vin')
+      assert.property(result.txData, 'vout')
+      assert.equal(result.txData.isValidSlp, false)
+    })
+  })
+})
@@ -5,7 +5,7 @@

 const chai = require('chai')
 const assert = chai.assert
-const BCHJS = require('../../src/bch-js')
+const BCHJS = require('../../../../src/bch-js')
 const bchjs = new BCHJS()

 // Inspect utility used for debugging.
@@ -18,7 +18,7 @@ util.inspect.defaultOptions = {

 describe('#util', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#validateAddress', () => {
@@ -81,7 +81,8 @@ describe('#util', () => {

    it('should throw error on array size rate limit', async () => {
      try {
-        const dataMock = 'bitcoincash:qp4k8fjtgunhdr7yq30ha4peuwupzan2vcnwrmpy0z'
+        const dataMock =
+          'bitcoincash:qp4k8fjtgunhdr7yq30ha4peuwupzan2vcnwrmpy0z'
        const data = []
        for (let i = 0; i < 25; i++) data.push(dataMock)

@@ -6,116 +6,227 @@ const assert = require('chai').assert

 const BCHJS = require('../../../../src/bch-js')
 const bchjs = new BCHJS()
+// const bchjs = new BCHJS({ restURL: 'http://192.168.2.129:3000/v5/' })

 describe('#UTXO', () => {
  beforeEach(async () => {
    // sandbox = sinon.createSandbox()

-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(3000)
+  })
+
+  if (process.env.TESTSLP) {
+    describe('#getOld', () => {
+      it('should get hydrated and filtered UTXOs for an address', async () => {
+        // const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
+        const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'
+
+        const result = await bchjs.Utxo.getOld(addr)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.isArray(result)
+        assert.property(result[0], 'address')
+        assert.property(result[0], 'bchUtxos')
+        assert.property(result[0], 'nullUtxos')
+        assert.property(result[0], 'slpUtxos')
+        assert.isArray(result[0].bchUtxos)
+        assert.isArray(result[0].nullUtxos)
+      })
+
+      it('should handle an array of addresses', async () => {
+        const addr = [
+          'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9',
+          'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
+        ]
+
+        const result = await bchjs.Utxo.getOld(addr)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.isArray(result)
+        assert.property(result[0], 'address')
+        assert.property(result[0], 'bchUtxos')
+        assert.property(result[0], 'nullUtxos')
+        assert.property(result[0], 'slpUtxos')
+        assert.isArray(result[0].bchUtxos)
+        assert.isArray(result[0].nullUtxos)
+      })
+
+      it('should handle NFTs and minting batons', async () => {
+        const addr = 'simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj'
+
+        const result = await bchjs.Utxo.getOld(addr)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.isArray(result)
+        assert.property(result[0], 'address')
+        assert.property(result[0], 'bchUtxos')
+        assert.property(result[0], 'nullUtxos')
+        assert.property(result[0], 'slpUtxos')
+        assert.isArray(result[0].bchUtxos)
+        assert.isArray(result[0].nullUtxos)
+
+        assert.isArray(result[0].slpUtxos.type1.mintBatons)
+        assert.isArray(result[0].slpUtxos.type1.tokens)
+        assert.isArray(result[0].slpUtxos.nft.groupMintBatons)
+        assert.isArray(result[0].slpUtxos.nft.groupTokens)
+        assert.isArray(result[0].slpUtxos.nft.tokens)
+      })
+
+      it('should use the whitelist when flag is set', async () => {
+        const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'
+        const useWhitelist = true
+
+        const result = await bchjs.Utxo.getOld(addr, useWhitelist)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.isArray(result)
+        assert.property(result[0], 'address')
+        assert.property(result[0], 'bchUtxos')
+        assert.property(result[0], 'nullUtxos')
+        assert.property(result[0], 'slpUtxos')
+        assert.isArray(result[0].bchUtxos)
+        assert.isArray(result[0].nullUtxos)
+
+        // Most token UTXOs should end up in the nullUtxos array.
+        assert.isAbove(result[0].bchUtxos.length, 0)
+        assert.isAbove(result[0].nullUtxos.length, 1)
+      })
+    })
+
+    describe('#findBiggestUtxo', () => {
+      it('should sort UTXOs from Electrumx', async () => {
+        const addr = 'bitcoincash:qq54fgjn3hz0357n8a6guy4demw9xfkjk5jcj0xr0z'
+
+        const electrumxUtxos = await bchjs.Electrumx.utxo(addr)
+        // console.log(`Electrumx utxos: ${JSON.stringify(electrumxUtxos, null, 2)}`)
+
+        const result = bchjs.Utxo.findBiggestUtxo(electrumxUtxos.utxos)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.property(result, 'satoshis')
+        assert.equal(result.satoshis, 800)
+      })
+
+      it('should sort UTXOs from Utxos.get()', async () => {
+        const addr = 'bitcoincash:qq54fgjn3hz0357n8a6guy4demw9xfkjk5jcj0xr0z'
+
+        const utxos = await bchjs.Utxo.getOld(addr)
+        // console.log(`utxos: ${JSON.stringify(utxos, null, 2)}`)
+
+        const result = bchjs.Utxo.findBiggestUtxo(utxos[0].bchUtxos)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        assert.property(result, 'satoshis')
+        assert.equal(result.satoshis, 800)
+      })
+    })
+  }
+
+  describe('#hydrateTokenData', () => {
+    it('should hydrate token UTXOs', async () => {
+      const utxos = [
+        {
+          txid:
+            '384e1b8197e8de7d38f98317af2cf5f6bcb50007c46943b3498a6fab6e8aeb7c',
+          vout: 1,
+          type: 'token',
+          qty: '10000000',
+          tokenId:
+            'a436c8e1b6bee3d701c6044d190f76f774be83c36de8d34a988af4489e86dd37',
+          address: 'bitcoincash:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvg8nfhq4m'
+        },
+        {
+          txid:
+            '4fc789405d58ec612c69eba29aa56cf0c7f228349801114138424eb68df4479d',
+          vout: 1,
+          type: 'token',
+          qty: '100000000',
+          tokenId:
+            'df808a41672a0a0ae6475b44f272a107bc9961b90f29dc918d71301f24fe92fb',
+          address: 'bitcoincash:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvg8nfhq4m'
+        },
+        {
+          txid:
+            '42054bba4d69bfe7801ece0cffc754194b04239034fdfe9dbe321ef76c9a2d93',
+          vout: 5,
+          type: 'token',
+          qty: '4764',
+          tokenId:
+            'f05faf13a29c7f5e54ab921750aafb6afaa953db863bd2cf432e918661d4132f',
+          address: 'bitcoincash:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvg8nfhq4m'
+        },
+        {
+          txid:
+            '06938d0a0d15aa76524ffe61fe111d6d2b2ea9dd8dcd4c7c7744614ced370861',
+          vout: 5,
+          type: 'token',
+          qty: '238',
+          tokenId:
+            'f05faf13a29c7f5e54ab921750aafb6afaa953db863bd2cf432e918661d4132f',
+          address: 'bitcoincash:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvg8nfhq4m'
+        }
+      ]
+
+      const result = await bchjs.Utxo.hydrateTokenData(utxos)
+      // console.log('result: ', result)
+
+      assert.property(result[0], 'ticker')
+      assert.property(result[0], 'name')
+      assert.property(result[0], 'qtyStr')
+      assert.property(result[0], 'documentUri')
+      assert.property(result[0], 'documentHash')
+    })
  })

  describe('#get', () => {
-    it('should get hydrated and filtered UTXOs for an address', async () => {
-      // const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
+    it('should hydrate address with BCH and SLP UTXOs', async () => {
      const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'

      const result = await bchjs.Utxo.get(addr)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

-      assert.isArray(result)
-      assert.property(result[0], 'address')
-      assert.property(result[0], 'bchUtxos')
-      assert.property(result[0], 'nullUtxos')
-      assert.property(result[0], 'slpUtxos')
-      assert.isArray(result[0].bchUtxos)
-      assert.isArray(result[0].nullUtxos)
+      // Assert expected properties exist.
+      assert.property(result, 'address')
+      assert.property(result, 'bchUtxos')
+      assert.property(result, 'slpUtxos')
+      assert.property(result.slpUtxos, 'type1')
+      assert.property(result.slpUtxos, 'nft')
+      assert.property(result, 'nullUtxos')
+
+      assert.isAbove(result.bchUtxos.length, 0)
+      assert.isAbove(result.slpUtxos.type1.tokens.length, 0)
+      assert.equal(result.slpUtxos.type1.mintBatons.length, 0)
    })

-    it('should handle an array of addresses', async () => {
-      const addr = [
-        'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9',
-        'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
-      ]
-
-      const result = await bchjs.Utxo.get(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'address')
-      assert.property(result[0], 'bchUtxos')
-      assert.property(result[0], 'nullUtxos')
-      assert.property(result[0], 'slpUtxos')
-      assert.isArray(result[0].bchUtxos)
-      assert.isArray(result[0].nullUtxos)
-    })
-
-    it('should handle NFTs and minting batons', async () => {
+    // TODO: NFTs are currently not identified as different than normal BCH UTXOs.
+    // The psf-slp-indexer needs to be updated to fix this issue.
+    it('should handle minting batons', async () => {
      const addr = 'simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj'

      const result = await bchjs.Utxo.get(addr)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

-      assert.isArray(result)
-      assert.property(result[0], 'address')
-      assert.property(result[0], 'bchUtxos')
-      assert.property(result[0], 'nullUtxos')
-      assert.property(result[0], 'slpUtxos')
-      assert.isArray(result[0].bchUtxos)
-      assert.isArray(result[0].nullUtxos)
-
-      assert.isArray(result[0].slpUtxos.type1.mintBatons)
-      assert.isArray(result[0].slpUtxos.type1.tokens)
-      assert.isArray(result[0].slpUtxos.nft.groupMintBatons)
-      assert.isArray(result[0].slpUtxos.nft.groupTokens)
-      assert.isArray(result[0].slpUtxos.nft.tokens)
+      // Assert that minting batons are correctly identified.
+      assert.isAbove(result.slpUtxos.type1.mintBatons.length, 0)
    })

-    it('should use the whitelist when flag is set', async () => {
-      const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'
-      const useWhitelist = true
+    it('should return UTXOs for address with no SLP tokens', async () => {
+      const addr = 'bitcoincash:qp3sn6vlwz28ntmf3wmyra7jqttfx7z6zgtkygjhc7'

-      const result = await bchjs.Utxo.get(addr, useWhitelist)
+      const result = await bchjs.Utxo.get(addr)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

-      assert.isArray(result)
-      assert.property(result[0], 'address')
-      assert.property(result[0], 'bchUtxos')
-      assert.property(result[0], 'nullUtxos')
-      assert.property(result[0], 'slpUtxos')
-      assert.isArray(result[0].bchUtxos)
-      assert.isArray(result[0].nullUtxos)
-
-      // Most token UTXOs should end up in the nullUtxos array.
-      assert.isAbove(result[0].bchUtxos.length, 0)
-      assert.isAbove(result[0].nullUtxos.length, 1)
-    })
-  })
-
-  describe('#findBiggestUtxo', () => {
-    it('should sort UTXOs from Electrumx', async () => {
-      const addr = 'bitcoincash:qq54fgjn3hz0357n8a6guy4demw9xfkjk5jcj0xr0z'
-
-      const electrumxUtxos = await bchjs.Electrumx.utxo(addr)
-      // console.log(`Electrumx utxos: ${JSON.stringify(electrumxUtxos, null, 2)}`)
-
-      const result = bchjs.Utxo.findBiggestUtxo(electrumxUtxos.utxos)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.property(result, 'satoshis')
-      assert.equal(result.satoshis, 800)
+      assert.isAbove(result.bchUtxos.length, 0)
+      assert.equal(result.slpUtxos.type1.tokens.length, 0)
    })

-    it('should sort UTXOs from Utxos.get()', async () => {
-      const addr = 'bitcoincash:qq54fgjn3hz0357n8a6guy4demw9xfkjk5jcj0xr0z'
+    it('should handle Group NFTs', async () => {
+      const addr = 'bitcoincash:qrnghwrfgccf3s5e9wnglzxegcnhje9rkcwv2eka33'

-      const utxos = await bchjs.Utxo.get(addr)
-      // console.log(`utxos: ${JSON.stringify(utxos, null, 2)}`)
-
-      const result = bchjs.Utxo.findBiggestUtxo(utxos[0].bchUtxos)
+      const result = await bchjs.Utxo.get(addr)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

-      assert.property(result, 'satoshis')
-      assert.equal(result.satoshis, 800)
+      assert.isAbove(result.nullUtxos.length, 0)
    })
  })
 })
@@ -12,11 +12,11 @@ const assert = chai.assert

 const RESTURL = process.env.RESTURL
  ? process.env.RESTURL
-  : 'https://testnet3.fullstack.cash/v4/'
+  : 'https://testnet3.fullstack.cash/v5/'
 // if (process.env.RESTURL) RESTURL = process.env.RESTURL

 const BCHJS = require('../../../../src/bch-js')
-// const bchjs = new BCHJS({ restURL: `https://testnet.bchjs.cash/v4/` })
+// const bchjs = new BCHJS({ restURL: `https://testnet.bchjs.cash/v5/` })
 const bchjs = new BCHJS({ restURL: RESTURL, apiToken: process.env.BCHJSTOKEN })

 // Inspect utility used for debugging.
@@ -29,7 +29,7 @@ util.inspect.defaultOptions = {

 describe('#blockchain', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#getBestBlockHash', () => {
@@ -7,14 +7,14 @@ const assert = chai.assert

 const RESTURL = process.env.RESTURL
  ? process.env.RESTURL
-  : 'https://testnet3.fullstack.cash/v4/'
+  : 'https://testnet3.fullstack.cash/v5/'

 const BCHJS = require('../../../../src/bch-js')
 const bchjs = new BCHJS({ restURL: RESTURL, apiToken: process.env.BCHJSTOKEN })

 describe('#control', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#getNetworkInfo', () => {
@@ -5,7 +5,7 @@ const util = require('util')

 const RESTURL = process.env.RESTURL
  ? process.env.RESTURL
-  : 'https://testnet3.fullstack.cash/v4/'
+  : 'https://testnet3.fullstack.cash/v5/'

 const BCHJS = require('../../../../src/bch-js')
 const bchjs = new BCHJS({ restURL: RESTURL, apiToken: process.env.BCHJSTOKEN })
@@ -16,7 +16,7 @@ describe('#ElectrumX', () => {
  beforeEach(async () => {
    sandbox = sinon.createSandbox()

-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  afterEach(() => sandbox.restore())
@@ -68,7 +68,9 @@ describe('#ElectrumX', () => {
    it('should throw error on array size rate limit', async () => {
      try {
        const addr = []
-        for (let i = 0; i < 25; i++) { addr.push('bchtest:qrvn2n228aa39xupcw9jw0d3fj8axxky656e4j62z2') }
+        for (let i = 0; i < 25; i++) {
+          addr.push('bchtest:qrvn2n228aa39xupcw9jw0d3fj8axxky656e4j62z2')
+        }

        // const result = await bchjs.Electrumx.utxo(addr)
        // console.log(`result: ${util.inspect(result)}`)
@@ -121,7 +123,9 @@ describe('#ElectrumX', () => {
    it('should throw error on array size rate limit', async () => {
      try {
        const addr = []
-        for (let i = 0; i < 25; i++) { addr.push('bchtest:qrvn2n228aa39xupcw9jw0d3fj8axxky656e4j62z2') }
+        for (let i = 0; i < 25; i++) {
+          addr.push('bchtest:qrvn2n228aa39xupcw9jw0d3fj8axxky656e4j62z2')
+        }

        const result = await bchjs.Electrumx.balance(addr)

@@ -175,7 +179,9 @@ describe('#ElectrumX', () => {
    it('should throw error on array size rate limit', async () => {
      try {
        const addr = []
-        for (let i = 0; i < 25; i++) { addr.push('bchtest:qrvn2n228aa39xupcw9jw0d3fj8axxky656e4j62z2') }
+        for (let i = 0; i < 25; i++) {
+          addr.push('bchtest:qrvn2n228aa39xupcw9jw0d3fj8axxky656e4j62z2')
+        }

        const result = await bchjs.Electrumx.transactions(addr)

@@ -236,7 +242,9 @@ describe('#ElectrumX', () => {
    it('should throw error on array size rate limit', async () => {
      try {
        const addr = []
-        for (let i = 0; i < 25; i++) { addr.push('bchtest:qrvn2n228aa39xupcw9jw0d3fj8axxky656e4j62z2') }
+        for (let i = 0; i < 25; i++) {
+          addr.push('bchtest:qrvn2n228aa39xupcw9jw0d3fj8axxky656e4j62z2')
+        }

        await bchjs.Electrumx.unconfirmed(addr)
        // console.log(`result: ${util.inspect(result)}`)
@@ -355,7 +363,7 @@ describe('#ElectrumX', () => {
        assert.property(err, 'success')
        assert.equal(err.success, false)
        assert.include(
-          err.error,
+          err.error.error,
          'the transaction was rejected by network rules'
        )
      }
@@ -1,147 +0,0 @@
-const chai = require('chai')
-const assert = chai.assert
-const sinon = require('sinon')
-
-const BCHJS = require('../../../../src/bch-js')
-const bchjs = new BCHJS({ ninsightURL: 'https://trest.bitcoin.com/v2' })
-
-describe('#Ninsight', () => {
-  let sandbox
-
-  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
-
-    sandbox = sinon.createSandbox()
-  })
-
-  afterEach(() => sandbox.restore())
-
-  describe('#utxo', () => {
-    it('should GET utxos for a single address', async () => {
-      const addr = 'bchtest:qzjtnzcvzxx7s0na88yrg3zl28wwvfp97538sgrrmr'
-
-      const result = await bchjs.Ninsight.utxo(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.property(result[0], 'utxos')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'slpAddress')
-      assert.property(result[0], 'scriptPubKey')
-      assert.property(result[0], 'asm')
-
-      assert.isArray(result[0].utxos)
-
-      assert.property(result[0].utxos[0], 'txid')
-      assert.property(result[0].utxos[0], 'vout')
-      assert.property(result[0].utxos[0], 'amount')
-      assert.property(result[0].utxos[0], 'satoshis')
-      assert.property(result[0].utxos[0], 'height')
-      assert.property(result[0].utxos[0], 'confirmations')
-    })
-
-    it('should POST utxo details for an array of addresses', async () => {
-      const addr = [
-        'bchtest:qzjtnzcvzxx7s0na88yrg3zl28wwvfp97538sgrrmr',
-        'bchtest:qp6hgvevf4gzz6l7pgcte3gaaud9km0l459fa23dul'
-      ]
-
-      const result = await bchjs.Ninsight.utxo(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.isArray(result[0].utxos)
-
-      assert.property(result[0], 'utxos')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'slpAddress')
-      assert.property(result[0], 'scriptPubKey')
-      assert.property(result[0], 'asm')
-
-      // assert.hasAnyKeys(result[0][0], [
-      //   "txid",
-      //   "vout",
-      //   "value",
-      //   "height",
-      //   "confirmations"
-      // ])
-    })
-  })
-  describe('#transactions', () => {
-    it('should POST transactions history for a single address', async () => {
-      const addr = 'bchtest:qzjtnzcvzxx7s0na88yrg3zl28wwvfp97538sgrrmr'
-
-      const result = await bchjs.Ninsight.transactions(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'txs')
-      assert.isArray(result[0].txs)
-      assert.property(result[0].txs[0], 'txid')
-      assert.property(result[0].txs[0], 'vin')
-      assert.property(result[0].txs[0], 'vout')
-    })
-    it('should POST transactions history for an array of addresses', async () => {
-      const addr = [
-        'bchtest:qzjtnzcvzxx7s0na88yrg3zl28wwvfp97538sgrrmr',
-        'bchtest:qp6hgvevf4gzz6l7pgcte3gaaud9km0l459fa23dul'
-      ]
-
-      const result = await bchjs.Ninsight.transactions(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'txs')
-      assert.isArray(result[0].txs)
-      assert.property(result[0].txs[0], 'txid')
-      assert.property(result[0].txs[0], 'vin')
-      assert.property(result[0].txs[0], 'vout')
-    })
-  })
-  describe('#txDetails', () => {
-    it('should POST transactions details for a single address', async () => {
-      const txid =
-        '76856d82e00b2696acd8d989e1fa6c46b431005046a285ce905814cac0ff8fea'
-
-      const result = await bchjs.Ninsight.txDetails(txid)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'txid')
-      assert.property(result[0], 'version')
-      assert.property(result[0], 'locktime')
-      assert.property(result[0], 'vin')
-      assert.property(result[0], 'vout')
-      assert.property(result[0], 'blockhash')
-      assert.property(result[0], 'blockheight')
-      assert.property(result[0], 'confirmations')
-      assert.property(result[0], 'time')
-      assert.property(result[0], 'blocktime')
-      assert.property(result[0], 'valueOut')
-      assert.property(result[0], 'size')
-    })
-    it('should POST transactions details for an array of addresses', async () => {
-      const txid = [
-        'f191d1062789d7071da6f2168ba306869a829294f6b1c09d03492db4ca3a8e77',
-        '76856d82e00b2696acd8d989e1fa6c46b431005046a285ce905814cac0ff8fea'
-      ]
-
-      const result = await bchjs.Ninsight.txDetails(txid)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'txid')
-      assert.property(result[0], 'vin')
-      assert.property(result[0], 'vout')
-    })
-  })
-})
-
-function sleep (ms) {
-  return new Promise(resolve => setTimeout(resolve, ms))
-}
@@ -10,11 +10,11 @@ const assert = chai.assert

 const RESTURL = process.env.RESTURL
  ? process.env.RESTURL
-  : 'https://testnet3.fullstack.cash/v4/'
+  : 'https://testnet3.fullstack.cash/v5/'
 // if (process.env.RESTURL) RESTURL = process.env.RESTURL

 const BCHJS = require('../../../../src/bch-js')
-// const bchjs = new BCHJS({ restURL: `https://testnet.bchjs.cash/v4/` })
+// const bchjs = new BCHJS({ restURL: `https://testnet.bchjs.cash/v5/` })
 const bchjs = new BCHJS({ restURL: RESTURL, apiToken: process.env.BCHJSTOKEN })

 // Inspect utility used for debugging.
@@ -27,7 +27,7 @@ util.inspect.defaultOptions = {

 describe('#rawtransaction', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#decodeRawTransaction', () => {
@@ -7,11 +7,11 @@ const assert = chai.assert

 const RESTURL = process.env.RESTURL
  ? process.env.RESTURL
-  : 'https://testnet3.fullstack.cash/v4/'
+  : 'https://testnet3.fullstack.cash/v5/'
 // if (process.env.RESTURL) RESTURL = process.env.RESTURL

 const BCHJS = require('../../../../src/bch-js')
-// const bchjs = new BCHJS({ restURL: `https://testnet.bchjs.cash/v4/` })
+// const bchjs = new BCHJS({ restURL: `https://testnet.bchjs.cash/v5/` })
 const bchjs = new BCHJS({ restURL: RESTURL, apiToken: process.env.BCHJSTOKEN })

 // Inspect utility used for debugging.
@@ -25,7 +25,7 @@ util.inspect.defaultOptions = {
 describe('#SLP', () => {
  beforeEach(async () => {
    // Introduce a delay so that the BVT doesn't trip the rate limits.
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#util', () => {
@@ -1,6 +1,6 @@
 #!/bin/bash

-export RESTURL=https://free-test.fullstack.cash/v4/
+export RESTURL=https://free-test.fullstack.cash/v5/
 export NETWORK=testnet
 export IS_USING_FREE_TIER=true

@@ -8,11 +8,11 @@ const assert = chai.assert

 const RESTURL = process.env.RESTURL
  ? process.env.RESTURL
-  : 'https://testnet3.fullstack.cash/v4/'
+  : 'https://testnet3.fullstack.cash/v5/'
 // if (process.env.RESTURL) RESTURL = process.env.RESTURL

 const BCHJS = require('../../../../src/bch-js')
-// const bchjs = new BCHJS({ restURL: `https://testnet.bchjs.cash/v4/` })
+// const bchjs = new BCHJS({ restURL: `https://testnet.bchjs.cash/v5/` })
 const bchjs = new BCHJS({ restURL: RESTURL, apiToken: process.env.BCHJSTOKEN })

 // Inspect utility used for debugging.
@@ -25,7 +25,7 @@ util.inspect.defaultOptions = {

 describe('#util', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#validateAddress', () => {
@@ -9,7 +9,7 @@ const bchjs = new BCHJS()

 describe('#control', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#getNetworkInfo', () => {
@@ -11,7 +11,7 @@ describe('#ElectrumX', () => {
  beforeEach(async () => {
    sandbox = sinon.createSandbox()

-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  afterEach(() => sandbox.restore())
@@ -359,10 +359,12 @@ describe('#ElectrumX', () => {
      try {
        await bchjs.Electrumx.broadcast(txHex)
      } catch (err) {
+        // console.log('err: ', err)
+
        assert.property(err, 'success')
        assert.equal(err.success, false)
        assert.include(
-          err.error,
+          err.error.error,
          'the transaction was rejected by network rules'
        )
      }
@@ -5,7 +5,7 @@ const bchjs = new BCHJS()

 describe('#Encryption', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#getPubKey', () => {
@@ -1,138 +0,0 @@
-const chai = require('chai')
-const assert = chai.assert
-const sinon = require('sinon')
-
-const BCHJS = require('../../src/bch-js')
-const bchjs = new BCHJS({ ninsightURL: 'https://rest.bitcoin.com/v2' })
-
-describe('#Ninsight', () => {
-  let sandbox
-
-  beforeEach(async () => {
-    sandbox = sinon.createSandbox()
-
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
-  })
-
-  afterEach(() => sandbox.restore())
-
-  describe('#utxo', () => {
-    it('should GET utxos for a single address', async () => {
-      const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
-
-      const result = await bchjs.Ninsight.utxo(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.property(result[0], 'utxos')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'slpAddress')
-      assert.property(result[0], 'scriptPubKey')
-      assert.property(result[0], 'asm')
-
-      assert.isArray(result[0].utxos)
-
-      assert.property(result[0].utxos[0], 'txid')
-      assert.property(result[0].utxos[0], 'vout')
-      assert.property(result[0].utxos[0], 'amount')
-      assert.property(result[0].utxos[0], 'satoshis')
-      assert.property(result[0].utxos[0], 'height')
-      assert.property(result[0].utxos[0], 'confirmations')
-    })
-
-    it('should POST utxo details for an array of addresses', async () => {
-      const addr = [
-        'bitcoincash:qp3sn6vlwz28ntmf3wmyra7jqttfx7z6zgtkygjhc7',
-        'bitcoincash:qz0us0z6ucpqt07jgpad0shgh7xmwxyr3ynlcsq0wr'
-      ]
-
-      const result = await bchjs.Ninsight.utxo(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.isArray(result[0].utxos)
-
-      assert.property(result[0], 'utxos')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'slpAddress')
-      assert.property(result[0], 'scriptPubKey')
-      assert.property(result[0], 'asm')
-    })
-  })
-  describe('#transactions', () => {
-    it('should POST transactions history for a single address', async () => {
-      const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
-
-      const result = await bchjs.Ninsight.transactions(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'txs')
-      assert.isArray(result[0].txs)
-      assert.property(result[0].txs[0], 'txid')
-      assert.property(result[0].txs[0], 'vin')
-      assert.property(result[0].txs[0], 'vout')
-    })
-    it('should POST transactions history for an array of addresses', async () => {
-      const addr = [
-        'bitcoincash:qp3sn6vlwz28ntmf3wmyra7jqttfx7z6zgtkygjhc7',
-        'bitcoincash:qz0us0z6ucpqt07jgpad0shgh7xmwxyr3ynlcsq0wr'
-      ]
-
-      const result = await bchjs.Ninsight.transactions(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'txs')
-      assert.isArray(result[0].txs)
-      assert.property(result[0].txs[0], 'txid')
-      assert.property(result[0].txs[0], 'vin')
-      assert.property(result[0].txs[0], 'vout')
-    })
-  })
-  describe('#txDetails', () => {
-    it('should POST transactions details for a single address', async () => {
-      const txid = 'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33'
-
-      const result = await bchjs.Ninsight.txDetails(txid)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'txid')
-      assert.property(result[0], 'version')
-      assert.property(result[0], 'locktime')
-      assert.property(result[0], 'vin')
-      assert.property(result[0], 'vout')
-      assert.property(result[0], 'blockhash')
-      assert.property(result[0], 'blockheight')
-      assert.property(result[0], 'confirmations')
-      assert.property(result[0], 'time')
-      assert.property(result[0], 'blocktime')
-      assert.property(result[0], 'valueOut')
-      assert.property(result[0], 'size')
-    })
-    it('should POST transactions details for an array of addresses', async () => {
-      const txid = [
-        'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33',
-        '4db095f34d632a4daf942142c291f1f2abb5ba2e1ccac919d85bdc2f671fb251'
-      ]
-
-      const result = await bchjs.Ninsight.txDetails(txid)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'txid')
-      assert.property(result[0], 'vin')
-      assert.property(result[0], 'vout')
-    })
-  })
-})
-
-function sleep (ms) {
-  return new Promise(resolve => setTimeout(resolve, ms))
-}
@@ -4,7 +4,7 @@ const bchjs = new BCHJS()

 describe('#price', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#current', () => {
@@ -33,6 +33,14 @@ describe('#price', () => {
      assert.isNumber(result)
    })
  })
+  describe('#getBchUsd', () => {
+    it('should get the USD price of BCH', async () => {
+      const result = await bchjs.Price.getBchUsd()
+      console.log(result)
+
+      assert.isNumber(result)
+    })
+  })

  describe('#rates', () => {
    it('should get the price of BCH in several currencies', async () => {
@@ -1,6 +1,5 @@
 /*
-  Integration tests for the bchjs. Only covers calls made to
-  rest.bitcoin.com.
+  Integration tests for the bchjs.

  TODO
 */
@@ -20,7 +19,7 @@ util.inspect.defaultOptions = {

 describe('#rawtransaction', () => {
  beforeEach(async () => {
-    if (process.env.IS_USING_FREE_TIER) await sleep(1000)
+    if (process.env.IS_USING_FREE_TIER) await sleep(1500)
  })

  describe('#decodeRawTransaction', () => {
@@ -192,8 +191,7 @@ describe('#rawtransaction', () => {
        console.log(`result: ${util.inspect(result)}`)
        assert.equal(true, false, 'Unexpected result!')
      } catch (err) {
-        assert.hasAnyKeys(err, ['error'])
-        assert.include(err.error, 'Array too large')
+        assert.include(err.message, 'Array too large')
      }
    })
  })
@@ -252,9 +250,13 @@ describe('#rawtransaction', () => {
  describe('#_getInputAddrs', () => {
    it('should return an array of input addresses', async () => {
      // const txid = '32233db13f2ae6d82b6262f335643dccf09fc0bcfcef4bc3fbe023355f02e112'
-      const txid = '05f7d4a4e25f53d63a360434eb54f221abf159112b7fffc91da1072a079cded3'
+      const txid =
+        '05f7d4a4e25f53d63a360434eb54f221abf159112b7fffc91da1072a079cded3'

-      const txDetails = await bchjs.RawTransactions.getRawTransaction(txid, true)
+      const txDetails = await bchjs.RawTransactions.getRawTransaction(
+        txid,
+        true
+      )

      const result = await bchjs.RawTransactions._getInputAddrs(txDetails)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
@@ -263,43 +265,46 @@ describe('#rawtransaction', () => {
      assert.equal(result.length, 1)
      assert.property(result[0], 'vin')
      assert.property(result[0], 'address')
+      assert.property(result[0], 'value')
    })
  })

  describe('#getTxData', () => {
    it('should return tx data with input addresses', async () => {
-      const txid = '05f7d4a4e25f53d63a360434eb54f221abf159112b7fffc91da1072a079cded3'
+      const txid =
+        '05f7d4a4e25f53d63a360434eb54f221abf159112b7fffc91da1072a079cded3'

      const result = await bchjs.RawTransactions.getTxData(txid)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

      assert.property(result.vin[0], 'address')
+      assert.property(result.vin[0], 'value')
    })
  })

-  describe('#getTxDataSlp', () => {
-    it('should return tx data with SLP information', async () => {
-      const txid = 'b438855cfcab64516b44097d7212df9cdb99226c8d7c7ab504d35fcfd834cb5b'
-
-      const result = await bchjs.RawTransactions.getTxDataSlp(txid)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.property(result.vin[0], 'address')
-      assert.property(result.vin[0], 'tokenQty')
-
-      assert.equal(result.vin[0].tokenQty, null)
-      assert.equal(result.vin[1].tokenQty, '100000000000')
-    })
-
-    it('should handle non-slp tx', async () => {
-      const txid = '04a6aca328af2445327015895b8da9766093b1989b52e477559759eb8072fc0a'
-
-      const result = await bchjs.RawTransactions.getTxDataSlp(txid)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.equal(result, false)
-    })
-  })
+  // describe('#getTxDataSlp', () => {
+  //   it('should return tx data with SLP information', async () => {
+  //     const txid = 'b438855cfcab64516b44097d7212df9cdb99226c8d7c7ab504d35fcfd834cb5b'
+  //
+  //     const result = await bchjs.RawTransactions.getTxDataSlp(txid)
+  //     // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+  //
+  //     assert.property(result.vin[0], 'address')
+  //     assert.property(result.vin[0], 'tokenQty')
+  //
+  //     assert.equal(result.vin[0].tokenQty, null)
+  //     assert.equal(result.vin[1].tokenQty, '100000000000')
+  //   })
+  //
+  //   it('should handle non-slp tx', async () => {
+  //     const txid = '04a6aca328af2445327015895b8da9766093b1989b52e477559759eb8072fc0a'
+  //
+  //     const result = await bchjs.RawTransactions.getTxDataSlp(txid)
+  //     // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+  //
+  //     assert.equal(result, false)
+  //   })
+  // })
 })

 function sleep (ms) {
@@ -0,0 +1,84 @@
+/*
+  Integration tests for the transaction.js library.
+*/
+
+const assert = require('chai').assert
+const BCHJS = require('../../src/bch-js')
+const bchjs = new BCHJS()
+
+describe('#Transaction', () => {
+  beforeEach(async () => {
+    if (process.env.IS_USING_FREE_TIER) await bchjs.Util.sleep(1000)
+  })
+
+  if (process.env.TESTSLP) {
+    describe('#getOld', () => {
+      it('should get details about a non-SLP transaction', async () => {
+        const txid =
+          '2b37bdb3b63dd0bca720437754a36671431a950e684b64c44ea910ea9d5297c7'
+
+        const result = await bchjs.Transaction.getOld(txid)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        // Assert that there are stanardized properties.
+        assert.property(result, 'txid')
+        assert.property(result, 'vin')
+        assert.property(result, 'vout')
+        assert.property(result.vout[0], 'value')
+        assert.property(result.vout[0].scriptPubKey, 'addresses')
+
+        // Assert that added properties exist.
+        assert.property(result.vin[0], 'address')
+        assert.property(result.vin[0], 'value')
+        assert.property(result, 'isValidSLPTx')
+        assert.equal(result.isValidSLPTx, false)
+      })
+
+      it('should get details about a SLP transaction', async () => {
+        const txid =
+          '266844d53e46bbd7dd37134688dffea6e54d944edff27a0add63dd0908839bc1'
+
+        const result = await bchjs.Transaction.getOld(txid)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        // Assert that there are stanardized properties.
+        assert.property(result, 'txid')
+        assert.property(result, 'vin')
+        assert.property(result, 'vout')
+        assert.property(result.vout[0], 'value')
+        assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+        // Assert that added properties exist.
+        assert.property(result.vout[0], 'tokenQty')
+        assert.equal(result.vout[0].tokenQty, null)
+        assert.property(result.vin[0], 'address')
+        assert.property(result.vin[0], 'value')
+        assert.property(result.vin[0], 'tokenQty')
+        assert.property(result, 'isValidSLPTx')
+        assert.equal(result.isValidSLPTx, true)
+      })
+
+      // it('should get problematic transaction', async () => {
+      //   const txid = 'a55515de32577e296c512840bcaabed5823bb773fb4f8fd8e5197cc96cbc54d1'
+      //
+      //   const result = await bchjs.Transaction.get(txid)
+      //   console.log(`result: ${JSON.stringify(result, null, 2)}`)
+      // })
+
+      // TX a19f2f395a8b0e15b6202944c56834367d128f1e3630486a4756de53424a46fe has
+      // an input TXID (bd84bc1dd5ecd976165892306992401272f6bedeb37d7b2cdbf74fc4a55967a6)
+      // that is also a valid SLP tx, but is unrelated. Both TXs pass DAG validation,
+      // but for separate tokens.
+      it('should get problematic transaction', async () => {
+        const txid =
+          'a19f2f395a8b0e15b6202944c56834367d128f1e3630486a4756de53424a46fe'
+
+        const result = await bchjs.Transaction.getOld(txid)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+        // The token ID should equal the txid for this Vin.
+        assert.equal(result.vin[2].txid, result.vin[2].tokenId)
+      })
+    })
+  }
+})
@@ -61,16 +61,40 @@ describe('#Blockchain', () => {

    it('should get block by hash', done => {
      const resolved = new Promise(resolve => resolve({ data: data }))
-      sandbox.stub(axios, 'get').returns(resolved)
+      sandbox.stub(axios, 'post').returns(resolved)

-      bchjs.Blockchain.getBlock(
+      const blockhash =
        '00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09'
-      )
+      bchjs.Blockchain.getBlock(blockhash)
        .then(result => {
          assert.deepStrictEqual(data, result)
        })
        .then(done, done)
    })
+    it('should throw error if blockhash is not provided', async () => {
+      try {
+        await bchjs.Blockchain.getBlock()
+        assert2.fail('Unexpected result')
+      } catch (err) {
+        assert2.include(err.message, 'blockhash must be a string')
+      }
+    })
+    it('should handle response error', async () => {
+      try {
+        const error = new Error()
+        error.response = {
+          data: 'Test Error'
+        }
+        sandbox.stub(axios, 'post').throws(error)
+
+        const blockhash =
+          '00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09'
+        await bchjs.Blockchain.getBlock(blockhash)
+        assert2.fail('Unexpected result')
+      } catch (err) {
+        assert2.include(err, 'Test Error')
+      }
+    })
  })

  describe('#getBlockchainInfo', () => {
@@ -355,10 +379,7 @@ describe('#Blockchain', () => {
      try {
        await bchjs.Blockchain.getTxOut('badtxid')
      } catch (err) {
-        assert2.include(
-          err.message,
-          'txid needs to be a proper transaction ID'
-        )
+        assert2.include(err.message, 'txid needs to be a proper transaction ID')
      }
    })

@@ -0,0 +1,66 @@
+// Public npm libraries
+const assert = require('chai').assert
+const sinon = require('sinon')
+
+// Unit under test (uut)
+const BCHJS = require('../../src/bch-js')
+const mockData = require('./fixtures/dsproof-mock')
+
+let bchjs
+const txid = 'ee0df780b58f6f24467605b2589c44c3a50fc849fb8f91b89669a4ae0d86bc7e'
+describe('#DSProof', () => {
+  let sandbox
+  beforeEach(() => {
+    bchjs = new BCHJS()
+    sandbox = sinon.createSandbox()
+  })
+  afterEach(() => sandbox.restore())
+
+  describe('#getDSProof', () => {
+    it('should throw error if input is not provided', async () => {
+      try {
+        await bchjs.DSProof.getDSProof()
+        assert.equal(false, true, 'unexpected error')
+      } catch (err) {
+        assert.include(err.message, 'txid is required')
+      }
+    })
+    it('should throw error txid is invalid', async () => {
+      try {
+        await bchjs.DSProof.getDSProof('txid')
+        assert.equal(false, true, 'unexpected error')
+      } catch (err) {
+        assert.include(err.message, 'txid must be of length 64')
+      }
+    })
+    it('should handle error', async () => {
+      try {
+        sandbox.stub(bchjs.DSProof.axios, 'get').throws(new Error('test error'))
+        await bchjs.DSProof.getDSProof(txid)
+
+        assert.equal(false, true, 'unexpected error')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+    it('should get double spend proof', async () => {
+      try {
+        sandbox
+          .stub(bchjs.DSProof.axios, 'get')
+          .resolves({ data: mockData.dsproof })
+        const result = await bchjs.DSProof.getDSProof(txid)
+
+        assert.property(result, 'dspid')
+        assert.property(result, 'txid')
+        assert.property(result, 'outpoint')
+        assert.property(result, 'path')
+        assert.property(result, 'descendants')
+
+        assert.property(result.outpoint, 'txid')
+        assert.property(result.outpoint, 'vout')
+      } catch (error) {
+        assert.equal(false, true, 'unexpected error')
+      }
+    })
+  })
+})
@@ -0,0 +1,56 @@
+/*
+  Unit tests for eCash library.
+*/
+
+// Global npm libraries
+const assert = require('chai').assert
+const Ecash = require('../../src/ecash')
+const uut = new Ecash()
+
+describe('#eCash', () => {
+  describe('#toSatoshi', () => {
+    it('should convert XEC to satoshis', () => {
+      const xec = 10704.35
+
+      const result = uut.toSatoshi(xec)
+
+      assert.equal(result, 1070435)
+    })
+
+    it('should throw an error if input is not a number', () => {
+      try {
+        uut.toSatoshi('test')
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.equal(
+          err.message,
+          'input must be a floating number representing XEC'
+        )
+      }
+    })
+  })
+
+  describe('#toXec', () => {
+    it('should convert satoshis to XEC', () => {
+      const sats = 1070435
+
+      const result = uut.toXec(sats)
+
+      assert.equal(result, 10704.35)
+    })
+
+    it('should throw an error if input is not a number', () => {
+      try {
+        uut.toXec('test')
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.equal(
+          err.message,
+          'input must be a floating number representing satoshis'
+        )
+      }
+    })
+  })
+})
@@ -0,0 +1,19 @@
+/*
+  Mock data used for unit testing.
+*/
+const dsproof = {
+  dspid: '6234fff2a9dbcaa50e2c50d74e1d725a2bed1757d7a05a2db7a82df659554397',
+  txid: 'ee0df780b58f6f24467605b2589c44c3a50fc849fb8f91b89669a4ae0d86bc7e',
+  outpoint: {
+    txid: '17ebef34f7e9a0692317dd6fbb43ffccff45b7d688a2a754dbccfc5e6d93ce3e',
+    vout: 1
+  },
+  path: ['ee0df780b58f6f24467605b2589c44c3a50fc849fb8f91b89669a4ae0d86bc7e'],
+  descendants: [
+    'ee0df780b58f6f24467605b2589c44c3a50fc849fb8f91b89669a4ae0d86bc7e'
+  ]
+}
+
+module.exports = {
+  dsproof
+}
@@ -1,170 +0,0 @@
-/*
-  Mocking data for unit tests for the Ninsight library.
-*/
-
-const utxo = {
-  utxos: [
-    {
-      txid: '2b37bdb3b63dd0bca720437754a36671431a950e684b64c44ea910ea9d5297c7',
-      vout: 0,
-      amount: 0.00001,
-      satoshis: 1000,
-      height: 602405,
-      confirmations: 36459
-    }
-  ],
-  legacyAddress: '15NCRBJsHaJy8As5bX1oh2YauRejnZ1MKF',
-  cashAddress: 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9',
-  slpAddress: 'simpleledger:qqh793x9au6ehvh7r2zflzguanlme760wuwzunhjfm',
-  scriptPubKey: '76a9142fe2c4c5ef359bb2fe1a849f891cecffbcfb4f7788ac',
-  asm:
-    'OP_DUP OP_HASH160 2fe2c4c5ef359bb2fe1a849f891cecffbcfb4f77 OP_EQUALVERIFY OP_CHECKSIG'
-}
-
-const unconfirmed = {
-  utxos: [
-    {
-      txid: '3904ffe6f8fba4ceda5e887130f60fcb18bdc7dcee10392a57f89475c5c108f1',
-      vout: 0,
-      amount: 0.03608203,
-      satoshis: 3608203,
-      confirmations: 0,
-      ts: 1559670801
-    }
-  ],
-  legacyAddress: '1AyWs8U4HUnTLmxxFiGoJbsXauRsvBrcKW',
-  cashAddress: 'bitcoincash:qpkkjkhe29mqhqmu3evtq3dsnruuzl3rku6usknlh5',
-  slpAddress: 'simpleledger:qpkkjkhe29mqhqmu3evtq3dsnruuzl3rkuk8mdxlf2',
-  scriptPubKey: '76a9146d695af951760b837c8e58b045b098f9c17e23b788ac'
-}
-
-const utxoPost = [utxo, utxo]
-const unconfirmedPost = [unconfirmed, unconfirmed]
-
-const transactions = {
-  pagesTotal: 1,
-  txs: [
-    {
-      txid: 'ec7bc8349386e3e1939bbdc4f8092fdbdd6a380734e68486b558cd594c451d5b',
-      version: 2,
-      locktime: 0,
-      vin: [
-        {
-          txid:
-            '4f1fc57c33659628938db740449bf92fb75799e1d5750a4aeef80eb52d6df1e0',
-          vout: 0,
-          sequence: 4294967295,
-          n: 0,
-          scriptSig: {
-            hex:
-              '483045022100a3662a19ae384a1ceddea57765e425e61b04823e976d574da3911ac6b55d7f9b02200e571d985bce987675a2d58587a346fa40c39f4df13dc88548a92c52d5b24422412103f953f7630acc15bd3f5078c698f3af777286ae955b57e4857c158f75d87adb5f',
-            asm:
-              '3045022100a3662a19ae384a1ceddea57765e425e61b04823e976d574da3911ac6b55d7f9b02200e571d985bce987675a2d58587a346fa40c39f4df13dc88548a92c52d5b24422[ALL|FORKID] 03f953f7630acc15bd3f5078c698f3af777286ae955b57e4857c158f75d87adb5f'
-          },
-          addr: '17HPz8RQ4XM6mjre6aspvqyj1j648CZidM',
-          valueSat: 1111,
-          value: 0.00001111,
-          doubleSpentTxID: null
-        },
-        {
-          txid:
-            '126d62c299e7e14c66fe0b485d13082c23641f003690462046bc24ad2d1180c1',
-          vout: 0,
-          sequence: 4294967295,
-          n: 1,
-          scriptSig: {
-            hex:
-              '47304402203e3f923207111ff9bbd2fb5ab1a49a9145ad809ee0cad0e0ddaed64bfe38dc16022012ee288fb413bd500c63f8bb95e46b6b57d34762decd46b7188478a1c398eeda412103f953f7630acc15bd3f5078c698f3af777286ae955b57e4857c158f75d87adb5f',
-            asm:
-              '304402203e3f923207111ff9bbd2fb5ab1a49a9145ad809ee0cad0e0ddaed64bfe38dc16022012ee288fb413bd500c63f8bb95e46b6b57d34762decd46b7188478a1c398eeda[ALL|FORKID] 03f953f7630acc15bd3f5078c698f3af777286ae955b57e4857c158f75d87adb5f'
-          },
-          addr: '17HPz8RQ4XM6mjre6aspvqyj1j648CZidM',
-          valueSat: 1000,
-          value: 0.00001,
-          doubleSpentTxID: null
-        }
-      ],
-      vout: [
-        {
-          value: '0.00001736',
-          n: 0,
-          scriptPubKey: {
-            hex: '76a914d96ac75ca8df9729d278da50ccd7355c5785444e88ac',
-            asm:
-              'OP_DUP OP_HASH160 d96ac75ca8df9729d278da50ccd7355c5785444e OP_EQUALVERIFY OP_CHECKSIG',
-            addresses: ['1LpbYkEM5cryfhs58tH8c93p4SGzit7UrP'],
-            type: 'pubkeyhash'
-          },
-          spentTxId: null,
-          spentIndex: null,
-          spentHeight: null
-        }
-      ],
-      blockheight: -1,
-      confirmations: 0,
-      time: 1559673337,
-      valueOut: 0.00001736,
-      size: 339,
-      valueIn: 0.00002111,
-      fees: 0.00000375
-    }
-  ],
-  legacyAddress: '1LpbYkEM5cryfhs58tH8c93p4SGzit7UrP',
-  cashAddress: 'bitcoincash:qrvk436u4r0ew2wj0rd9pnxhx4w90p2yfc29ta0d2n',
-  currentPage: 0
-}
-
-const transactionsPost = [transactions, transactions]
-
-const details = {
-  txid: 'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33',
-  version: 1,
-  locktime: 0,
-  vin: [
-    {
-      coinbase: '04ffff001d02fd04',
-      sequence: 4294967295,
-      n: 0
-    }
-  ],
-  vout: [
-    {
-      value: '50.00000000',
-      n: 0,
-      scriptPubKey: {
-        hex:
-          '4104f5eeb2b10c944c6b9fbcfff94c35bdeecd93df977882babc7f3a2cf7f5c81d3b09a68db7f0e04f21de5d4230e75e6dbe7ad16eefe0d4325a62067dc6f369446aac',
-        asm:
-          '04f5eeb2b10c944c6b9fbcfff94c35bdeecd93df977882babc7f3a2cf7f5c81d3b09a68db7f0e04f21de5d4230e75e6dbe7ad16eefe0d4325a62067dc6f369446a OP_CHECKSIG',
-        addresses: ['1BW18n7MfpU35q4MTBSk8pse3XzQF8XvzT'],
-        type: 'pubkeyhash',
-        cashAddrs: ['bitcoincash:qpej6mkrwca4tvy2snq4crhrf88v4ljspysx0ueetk']
-      },
-      spentTxId: null,
-      spentIndex: null,
-      spentHeight: null
-    }
-  ],
-  blockhash:
-    '00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09',
-  blockheight: 1000,
-  confirmations: 585610,
-  time: 1232346882,
-  blocktime: 1232346882,
-  isCoinBase: true,
-  valueOut: 50,
-  size: 135
-}
-
-const detailsPost = [details, details]
-
-module.exports = {
-  utxo,
-  utxoPost,
-  unconfirmed,
-  unconfirmedPost,
-  transactions,
-  transactionsPost,
-  details,
-  detailsPost
-}
@@ -0,0 +1,153 @@
+/*
+  Mocking data for unit tests for the PSF SLP INDEXER library.
+*/
+
+'use strict'
+
+const tokenStats = {
+  tokenData: {
+    type: 1,
+    ticker: 'TP03',
+    name: 'Test Plugin 03',
+    tokenId: '13cad617d523c8eb4ab11fff19c010e0e0a4ea4360b58e0c8c955a45a146a669',
+    documentUri: 'fullstack.cash',
+    documentHash: '',
+    decimals: 0,
+    mintBatonIsActive: false,
+    tokensInCirculationBN: '1',
+    tokensInCirculationStr: '1',
+    blockCreated: 722420,
+    totalBurned: '0',
+    totalMinted: '1',
+    txs: [
+      {
+        txid:
+          '13cad617d523c8eb4ab11fff19c010e0e0a4ea4360b58e0c8c955a45a146a669',
+        height: 722420,
+        type: 'GENESIS',
+        qty: '1'
+      }
+    ]
+  }
+}
+
+const txData = {
+  txData: {
+    txid: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+    hash: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+    version: 2,
+    size: 339,
+    locktime: 0,
+    vin: [
+      {
+        txid:
+          '8370db30d94761ab9a11b71ecd22541151bf6125c8c613f0f6fab8ab794565a7',
+        vout: 0,
+        scriptSig: {
+          asm:
+            '304402207e9631c53dfc8a9a793d1916469628c6b7c5780c01c2f676d51ef21b0ba4926f022069feb471ec869a49f8d108d0aaba04e7cd36e60a7500109d86537f55698930d4[ALL|FORKID] 02791b19a39165dbd83403d6df268d44fd621da30581b0b6e5cb15a7101ed58851',
+          hex:
+            '47304402207e9631c53dfc8a9a793d1916469628c6b7c5780c01c2f676d51ef21b0ba4926f022069feb471ec869a49f8d108d0aaba04e7cd36e60a7500109d86537f55698930d4412102791b19a39165dbd83403d6df268d44fd621da30581b0b6e5cb15a7101ed58851'
+        },
+        sequence: 4294967295,
+        address: 'bitcoincash:qpvsg9vl9a5mlf37a7n3yce6pktdctn73qwgaqm3wq',
+        value: 0.00051303,
+        tokenQty: 0,
+        tokenQtyStr: '0',
+        tokenId: null
+      }
+    ],
+    vout: [
+      {
+        value: 0,
+        n: 0,
+        scriptPubKey: {
+          asm:
+            'OP_RETURN 5262419 1 47454e45534953 54524f5554 54726f75742773207465737420746f6b656e 74726f757473626c6f672e636f6d 0 2 2 000000174876e800',
+          hex:
+            '6a04534c500001010747454e455349530554524f55541254726f75742773207465737420746f6b656e0e74726f757473626c6f672e636f6d4c000102010208000000174876e800',
+          type: 'nulldata'
+        },
+        tokenQtyStr: '0',
+        tokenQty: 0
+      }
+    ],
+    hex:
+      '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',
+    blockhash:
+      '0000000000000000009f65225a3e12e23a7ea057c869047e0f36563a1f410267',
+    confirmations: 97398,
+    time: 1581773131,
+    blocktime: 1581773131,
+    blockheight: 622414,
+    isSlpTx: true,
+    tokenTxType: 'GENESIS',
+    tokenId: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+    tokenType: 1,
+    tokenTicker: 'TROUT',
+    tokenName: "Trout's test token",
+    tokenDecimals: 2,
+    tokenUri: 'troutsblog.com',
+    tokenDocHash: '',
+    isValidSlp: true
+  }
+}
+const balance = {
+  balance: {
+    utxos: [
+      {
+        txid:
+          'a24a6a4abf06fabd799ecea4f8fac6a9ff21e6a8dd6169a3c2ebc03665329db9',
+        vout: 1,
+        type: 'token',
+        qty: '1800',
+        tokenId:
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+        address: 'bitcoincash:qrqy3kj7r822ps6628vwqq5k8hyjl6ey3y4eea2m4s'
+      }
+    ],
+    txs: [
+      {
+        txid:
+          '078b2c48ed1db0d5d5996f2889b8d847a49200d0a781f6aa6752f740f312688f',
+        height: 717796
+      },
+      {
+        txid:
+          'a24a6a4abf06fabd799ecea4f8fac6a9ff21e6a8dd6169a3c2ebc03665329db9',
+        height: 717832
+      }
+    ],
+    balances: [
+      {
+        tokenId:
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+        qty: '1800'
+      }
+    ]
+  }
+}
+
+const status = {
+  status: {
+    startBlockHeight: 543376,
+    syncedBlockHeight: 722860,
+    chainBlockHeight: 722679
+  }
+}
+
+const tokenData01 = {
+  tokenType: 1,
+  txType: 'MINT',
+  tokenId: 'dd21be4532d93661e8ffe16db6535af0fb8ee1344d1fef81a193e2b4cfa9fbc9',
+  mintBatonVout: 2,
+  qty: {}
+}
+
+module.exports = {
+  tokenStats,
+  txData,
+  balance,
+  status,
+  tokenData01
+}
@@ -119,6 +119,33 @@ const mockTokens = [
  }
 ]

+const mockNftChildrenList = {
+  nftChildren: [
+    '45a30085691d6ea586e3ec2aa9122e9b0e0d6c3c1fd357decccc15d8efde48a9',
+    '928ce61fe1006b1325a0ba0dce700bf83986a6f0691ba26e121c9ac035d12a55'
+  ]
+}
+
+const mockNftGroup = {
+  nftGroup: {
+    decimals: 0,
+    timestamp: '2021-05-03 10:36:01',
+    timestamp_unix: 1620038161,
+    versionType: 129,
+    documentUri: 'psfoundation.cash',
+    symbol: 'PSF.TEST.GROUP',
+    name: 'PSF Test NFT Group',
+    containsBaton: true,
+    id: '68cd33ecd909068fbea318ae5ff1d6207cf754e53b191327d6d73b6916424c0a',
+    documentHash: null,
+    initialTokenQty: 1000000,
+    blockCreated: 686117,
+    totalMinted: null,
+    totalBurned: null,
+    circulatingSupply: null
+  }
+}
+
 const balancesForAddress = [
  {
    tokenId: 'df808a41672a0a0ae6475b44f272a107bc9961b90f29dc918d71301f24fe92fb',
@@ -1388,6 +1415,8 @@ module.exports = {
  mockList,
  mockToken,
  mockTokens,
+  mockNftChildrenList,
+  mockNftGroup,
  balancesForAddress,
  balancesForAddresses,
  mockRawTx,
@@ -0,0 +1,795 @@
+/*
+  Mocking data used in the transaction-unit.js tests.
+*/
+
+const nonSlpTxDetails = {
+  txid: '2b37bdb3b63dd0bca720437754a36671431a950e684b64c44ea910ea9d5297c7',
+  hash: '2b37bdb3b63dd0bca720437754a36671431a950e684b64c44ea910ea9d5297c7',
+  version: 2,
+  size: 225,
+  locktime: 0,
+  vin: [
+    {
+      txid: '5f09d317e24c5d376f737a2711f3bd1d381abdb41743fff3819b4f76382e1eac',
+      vout: 1,
+      scriptSig: {
+        asm:
+          '3044022000dd11c41a472f2e54348db996e60864d489429f12d1e044d49ff600b880c9590220715a926404bb0e2731a3795afb341ec1dad3f84ead7d27cd31fcc59abb14738c[ALL|FORKID] 038476128287ac37c7a3cf7e8625fd5f024db1bc3d8e37395abe7bf42fda78d0d9',
+        hex:
+          '473044022000dd11c41a472f2e54348db996e60864d489429f12d1e044d49ff600b880c9590220715a926404bb0e2731a3795afb341ec1dad3f84ead7d27cd31fcc59abb14738c4121038476128287ac37c7a3cf7e8625fd5f024db1bc3d8e37395abe7bf42fda78d0d9'
+      },
+      sequence: 4294967295,
+      address: 'bitcoincash:qqxy8hycqe89j7wa79gnggq6z3gaqu2uvqy26xehfe',
+      value: 0.00047504
+    }
+  ],
+  vout: [
+    {
+      value: 0.00001,
+      n: 0,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 2fe2c4c5ef359bb2fe1a849f891cecffbcfb4f77 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a9142fe2c4c5ef359bb2fe1a849f891cecffbcfb4f7788ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9']
+      }
+    },
+    {
+      value: 0.00046256,
+      n: 1,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 2dbf5e1804c39a497b908c876097d63210c84902 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a9142dbf5e1804c39a497b908c876097d63210c8490288ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qqkm7hscqnpe5jtmjzxgwcyh6ceppjzfqg3jdn422e']
+      }
+    }
+  ],
+  hex:
+    '0200000001ac1e2e38764f9b81f3ff4317b4bd1a381dbdf311277a736f375d4ce217d3095f010000006a473044022000dd11c41a472f2e54348db996e60864d489429f12d1e044d49ff600b880c9590220715a926404bb0e2731a3795afb341ec1dad3f84ead7d27cd31fcc59abb14738c4121038476128287ac37c7a3cf7e8625fd5f024db1bc3d8e37395abe7bf42fda78d0d9ffffffff02e8030000000000001976a9142fe2c4c5ef359bb2fe1a849f891cecffbcfb4f7788acb0b40000000000001976a9142dbf5e1804c39a497b908c876097d63210c8490288ac00000000',
+  blockhash: '0000000000000000010903a1fc4274499037c9339be9ec7338ee980331c20ce5',
+  confirmations: 77741,
+  time: 1569792892,
+  blocktime: 1569792892
+}
+
+const slpTxDetails = {
+  txid: '266844d53e46bbd7dd37134688dffea6e54d944edff27a0add63dd0908839bc1',
+  hash: '266844d53e46bbd7dd37134688dffea6e54d944edff27a0add63dd0908839bc1',
+  version: 2,
+  size: 479,
+  locktime: 0,
+  vin: [
+    {
+      txid: 'abc685f1f2a95f51e5e05a350f3fb9c74676e9f78c835b2a019c888ac0a2a736',
+      vout: 2,
+      scriptSig: {
+        asm:
+          '3045022100e5f0f6f1212fcbb10eedb7fdc38fca6e86629b4e7e8356a3ad7371a109fc37a602204bfff37d1a34d2e2908b81c23677706fb59ff4ab639fa3299da6c303de74e1f7[ALL|FORKID] 0245b9b3586fab3cfd46db6d116c4588004fe7fe9798216ccb8e55a89bcebc07ac',
+        hex:
+          '483045022100e5f0f6f1212fcbb10eedb7fdc38fca6e86629b4e7e8356a3ad7371a109fc37a602204bfff37d1a34d2e2908b81c23677706fb59ff4ab639fa3299da6c303de74e1f741210245b9b3586fab3cfd46db6d116c4588004fe7fe9798216ccb8e55a89bcebc07ac'
+      },
+      sequence: 4294967295,
+      address: 'bitcoincash:qzv7t2pzn2d0pklnetdjt65crh6fe8vnhuwvhsk2nn',
+      value: 0.00000546
+    },
+    {
+      txid: '58c8576404c01c23a224053307399483d3a070599b3e9eb6d45be9714b8d6856',
+      vout: 1,
+      scriptSig: {
+        asm:
+          '30430220784f6d81fa8f54db8a4948259e8c15972a0285f8b1640c433d4e9f606dc38f0c021f14eecc2e8af2efede0867ce459c400dde54186a0e64babdbe89f795db12753[ALL|FORKID] 0209ebe6d9da5043945ed1d81bec0fcace299eba05e5f46b72d6838c790d31c505',
+        hex:
+          '4630430220784f6d81fa8f54db8a4948259e8c15972a0285f8b1640c433d4e9f606dc38f0c021f14eecc2e8af2efede0867ce459c400dde54186a0e64babdbe89f795db1275341210209ebe6d9da5043945ed1d81bec0fcace299eba05e5f46b72d6838c790d31c505'
+      },
+      sequence: 4294967295,
+      address: 'bitcoincash:qppzuxemgqyxf07nz3kan33gmc83mf3z3yz295c4s7',
+      value: 0.68369626
+    }
+  ],
+  vout: [
+    {
+      value: 0,
+      n: 0,
+      scriptPubKey: {
+        asm:
+          'OP_RETURN 5262419 1 1145980243 497291b8a1dfe69c8daea50677a3d31a5ef0e9484d8bebb610dac64bbc202fb7 0000000005f5e100 00005ad7e49d9100',
+        hex:
+          '6a04534c500001010453454e4420497291b8a1dfe69c8daea50677a3d31a5ef0e9484d8bebb610dac64bbc202fb7080000000005f5e1000800005ad7e49d9100',
+        type: 'nulldata'
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 1,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 36be3b7d185a85b6cf6fc61d63c16f2f10e54260 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a91436be3b7d185a85b6cf6fc61d63c16f2f10e5426088ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qqmtuwmarpdgtdk0dlrp6c7pduh3pe2zvqrkys2ex8']
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 2,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 99e5a8229a9af0dbf3cadb25ea981df49c9d93bf OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a91499e5a8229a9af0dbf3cadb25ea981df49c9d93bf88ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qzv7t2pzn2d0pklnetdjt65crh6fe8vnhuwvhsk2nn']
+      }
+    },
+    {
+      value: 0.68368564,
+      n: 3,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 422e1b3b400864bfd3146dd9c628de0f1da62289 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a914422e1b3b400864bfd3146dd9c628de0f1da6228988ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qppzuxemgqyxf07nz3kan33gmc83mf3z3yz295c4s7']
+      }
+    }
+  ],
+  hex:
+    '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',
+  blockhash: '0000000000000000015284202422a688554b7fc80c54f18122847a99c4f79607',
+  confirmations: 76722,
+  time: 1570392893,
+  blocktime: 1570392893
+}
+
+const mockOpReturnData01 = {
+  tokenType: 1,
+  txType: 'SEND',
+  tokenId: '497291b8a1dfe69c8daea50677a3d31a5ef0e9484d8bebb610dac64bbc202fb7',
+  amounts: ['100000000', '99883300000000']
+}
+
+const mockOpReturnData02 = {
+  tokenType: 1,
+  txType: 'GENESIS',
+  ticker: 'TOK-CH',
+  name: 'TokyoCash',
+  tokenId: '497291b8a1dfe69c8daea50677a3d31a5ef0e9484d8bebb610dac64bbc202fb7',
+  documentUri: '',
+  documentHash: '',
+  decimals: 8,
+  mintBatonVout: 0,
+  qty: '2100000000000000'
+}
+
+const mockOpReturnData03 = {
+  tokenType: 1,
+  txType: 'SEND',
+  tokenId: '497291b8a1dfe69c8daea50677a3d31a5ef0e9484d8bebb610dac64bbc202fb7',
+  amounts: ['1000000000', '99883400000000']
+}
+
+const genesisTestInputTx = {
+  txid: '874306bda204d3a5dd15e03ea5732cccdca4c33a52df35162cdd64e30ea7f04e',
+  hash: '874306bda204d3a5dd15e03ea5732cccdca4c33a52df35162cdd64e30ea7f04e',
+  version: 1,
+  size: 480,
+  locktime: 543408,
+  vin: [
+    {
+      txid: '323a1e35ae0b356316093d20f2d9fbc995d19314b5c0148b78dc8d9c0dab9d35',
+      vout: 1,
+      scriptSig: {
+        asm:
+          '30440220268dacee1117975d904dd0d45ef8de42b86030d825a9522bae196a38bbf6b271022001ae1ce2536ab300040e597bcfaa8ef9fb2beaf702d0842f3161aae8e9867f55[ALL|FORKID] 028ff9e32b0dbc82c1d5e0fc945b2537b00420513b10684726f312f1b717c0ae11',
+        hex:
+          '4730440220268dacee1117975d904dd0d45ef8de42b86030d825a9522bae196a38bbf6b271022001ae1ce2536ab300040e597bcfaa8ef9fb2beaf702d0842f3161aae8e9867f554121028ff9e32b0dbc82c1d5e0fc945b2537b00420513b10684726f312f1b717c0ae11'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qp2jesd06k8ycj4wvkpl9lcwaemtr04f5yphjsa07v',
+      value: 0.00000546
+    },
+    {
+      txid: '323a1e35ae0b356316093d20f2d9fbc995d19314b5c0148b78dc8d9c0dab9d35',
+      vout: 3,
+      scriptSig: {
+        asm:
+          '3045022100fa241bb2de46f68688451bfcae3f165b724e3ccf13b219e7bf2d8d2df7712ad60220353017d6e581a06efce478adfcd2047cea2f92531e283845f3d0a345ef101519[ALL|FORKID] 02cc48ad10516f97e914b8836ff25448d07ad96ebb4704c6a828339880280831bc',
+        hex:
+          '483045022100fa241bb2de46f68688451bfcae3f165b724e3ccf13b219e7bf2d8d2df7712ad60220353017d6e581a06efce478adfcd2047cea2f92531e283845f3d0a345ef101519412102cc48ad10516f97e914b8836ff25448d07ad96ebb4704c6a828339880280831bc'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qppj3euc36x5u6twr5cxrrea2rca53vsfu3dxwr86j',
+      value: 0.00172192
+    }
+  ],
+  vout: [
+    {
+      value: 0,
+      n: 0,
+      scriptPubKey: {
+        asm:
+          'OP_RETURN 5262419 1 1145980243 323a1e35ae0b356316093d20f2d9fbc995d19314b5c0148b78dc8d9c0dab9d35 00000000004c4b40 00000000004c4b40',
+        hex:
+          '6a04534c500001010453454e4420323a1e35ae0b356316093d20f2d9fbc995d19314b5c0148b78dc8d9c0dab9d350800000000004c4b400800000000004c4b40',
+        type: 'nulldata'
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 1,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 0a74cf9c0fb3f6dd62c3f5eecd1ed6e1051428e0 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a9140a74cf9c0fb3f6dd62c3f5eecd1ed6e1051428e088ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qq98fnuup7eldhtzc067ang76mss29pguqh7qv9eac']
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 2,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 d4548261e1be0de7e50b7511597799ec4af2b173 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a914d4548261e1be0de7e50b7511597799ec4af2b17388ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qr29fqnpuxlqmel9pd63zkthn8ky4u43wv0v7pg5mn']
+      }
+    },
+    {
+      value: 0.00171165,
+      n: 3,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 d4548261e1be0de7e50b7511597799ec4af2b173 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a914d4548261e1be0de7e50b7511597799ec4af2b17388ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qr29fqnpuxlqmel9pd63zkthn8ky4u43wv0v7pg5mn']
+      }
+    }
+  ],
+  hex:
+    '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',
+  blockhash: '000000000000000000292a9c6150fce48e2edd8df346948494fe6249e6e7f63b',
+  confirmations: 163095,
+  time: 1534271330,
+  blocktime: 1534271330
+}
+
+const mintTestInputTx = {
+  txid: '4640a734063ea79fa587a3cac38a70a2f6f3db0011e23514024185982110d0fa',
+  hash: '4640a734063ea79fa587a3cac38a70a2f6f3db0011e23514024185982110d0fa',
+  version: 1,
+  size: 585,
+  locktime: 543613,
+  vin: [
+    {
+      txid: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+      vout: 1,
+      scriptSig: {
+        asm:
+          '3045022100e3d5f9a48f9aa1cf7e9ed1992e0281e7300b734ba0e4bd5bb9265b2be60bd71002200ccde53ce7ea9da9df3e834f234f3bea65c2e58c96f8436f93333fd8946a1db2[ALL|FORKID] 02056220984cc2cf5261a27d4f66d31c9ef601a688ca1a5ab81e55b6f0d311be74',
+        hex:
+          '483045022100e3d5f9a48f9aa1cf7e9ed1992e0281e7300b734ba0e4bd5bb9265b2be60bd71002200ccde53ce7ea9da9df3e834f234f3bea65c2e58c96f8436f93333fd8946a1db2412102056220984cc2cf5261a27d4f66d31c9ef601a688ca1a5ab81e55b6f0d311be74'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qpaf9wltgmpjlg2vxwwu7zdw5y4z7m277ckxn8cufl',
+      value: 0.00000546,
+      tokenQtyStr: '43545.34534',
+      tokenQty: 43545.34534
+    },
+    {
+      txid: 'ee9d3cf5153599c134147e3fac9844c68e216843f4452a1ce15a29452af6db34',
+      vout: 1,
+      scriptSig: {
+        asm:
+          '3045022100bb90d52be9b568f643fdb1a302e9f063be27a9f914e2a6b192cbabf2cbdeaf9302203c275fc8d1b82390bc1726390d361c5266056bddd54dec23efa207c79eacea4a[ALL|FORKID] 024146cfcd0c02e99d6451dc48ad0f97114aeda18fe55c52a10bfc0490f314e6a2',
+        hex:
+          '483045022100bb90d52be9b568f643fdb1a302e9f063be27a9f914e2a6b192cbabf2cbdeaf9302203c275fc8d1b82390bc1726390d361c5266056bddd54dec23efa207c79eacea4a4121024146cfcd0c02e99d6451dc48ad0f97114aeda18fe55c52a10bfc0490f314e6a2'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qqf89zzwd0fqc3npkks997r5l7dpfjf9kgx2rqu500',
+      value: 0.00000546,
+      tokenQtyStr: '2.34123',
+      tokenQty: 2.34123
+    },
+    {
+      txid: 'ee9d3cf5153599c134147e3fac9844c68e216843f4452a1ce15a29452af6db34',
+      vout: 3,
+      scriptSig: {
+        asm:
+          '3044022029ab770c249f467b40bb90410429f6d657f9be299baa19a6838d04d972436b450220143660297e8e836bc16d317649fad8c310bdadb4fb61d4e9f6ba11203abe5dae[ALL|FORKID] 02eed4ac9dda3405d9b1ccbbf09f8056f3e7c615924274bd5643238b543d0a1d56',
+        hex:
+          '473044022029ab770c249f467b40bb90410429f6d657f9be299baa19a6838d04d972436b450220143660297e8e836bc16d317649fad8c310bdadb4fb61d4e9f6ba11203abe5dae412102eed4ac9dda3405d9b1ccbbf09f8056f3e7c615924274bd5643238b543d0a1d56'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qqt30r33k0jx3sxe34tmupaujpaljnglmvqgrrfp2x',
+      value: 0.00054848,
+      tokenQtyStr: '2.34123',
+      tokenQty: 2.34123
+    }
+  ],
+  vout: [
+    {
+      value: 0,
+      n: 0,
+      scriptPubKey: {
+        asm:
+          'OP_RETURN 5262419 1 1145980243 938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8 0000000103907f11',
+        hex:
+          '6a04534c500001010453454e4420938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8080000000103907f11',
+        type: 'nulldata'
+      },
+      tokenQty: null
+    },
+    {
+      value: 0.00000546,
+      n: 1,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 059775ff94f65c04e8a6847e74eb9809d8cd779b OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a914059775ff94f65c04e8a6847e74eb9809d8cd779b88ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qqzewa0ljnm9cp8g56z8ua8tnqya3nthnvhv5hpu8y']
+      },
+      tokenQtyStr: '43547.68657',
+      tokenQty: 43547.68657
+    },
+    {
+      value: 0.00054808,
+      n: 2,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 0e330dc9009e1e07831f5a22d4ade8977ab674c8 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a9140e330dc9009e1e07831f5a22d4ade8977ab674c888ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qq8rxrwfqz0pupurradz949dazth4dn5eqs3mhrucv']
+      },
+      tokenQty: null
+    }
+  ],
+  hex:
+    '0100000003f8cda53b43b0ea49991a9bc6c74eb901d2a8b964bc7b8987d76789618ec18c93010000006b483045022100e3d5f9a48f9aa1cf7e9ed1992e0281e7300b734ba0e4bd5bb9265b2be60bd71002200ccde53ce7ea9da9df3e834f234f3bea65c2e58c96f8436f93333fd8946a1db2412102056220984cc2cf5261a27d4f66d31c9ef601a688ca1a5ab81e55b6f0d311be74feffffff34dbf62a45295ae11c2a45f44368218ec64498ac3f7e1434c1993515f53c9dee010000006b483045022100bb90d52be9b568f643fdb1a302e9f063be27a9f914e2a6b192cbabf2cbdeaf9302203c275fc8d1b82390bc1726390d361c5266056bddd54dec23efa207c79eacea4a4121024146cfcd0c02e99d6451dc48ad0f97114aeda18fe55c52a10bfc0490f314e6a2feffffff34dbf62a45295ae11c2a45f44368218ec64498ac3f7e1434c1993515f53c9dee030000006a473044022029ab770c249f467b40bb90410429f6d657f9be299baa19a6838d04d972436b450220143660297e8e836bc16d317649fad8c310bdadb4fb61d4e9f6ba11203abe5dae412102eed4ac9dda3405d9b1ccbbf09f8056f3e7c615924274bd5643238b543d0a1d56feffffff030000000000000000376a04534c500001010453454e4420938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8080000000103907f1122020000000000001976a914059775ff94f65c04e8a6847e74eb9809d8cd779b88ac18d60000000000001976a9140e330dc9009e1e07831f5a22d4ade8977ab674c888ac7d4b0800',
+  blockhash: '00000000000000000140f0d813052da59c811a936494a8d8b2d60b215d19e3dc',
+  confirmations: 167007,
+  time: 1534391953,
+  blocktime: 1534391953,
+  isValidSLPTx: true,
+  tokenTxType: 'SEND',
+  tokenId: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+  tokenTicker: 'Bubb2',
+  tokenName: 'the new bubbles!',
+  tokenDecimals: 5,
+  tokenUri: '',
+  tokenDocHash: ''
+}
+
+const genesisTestOpReturnData01 = {
+  tokenType: 1,
+  txType: 'SEND',
+  tokenId: '323a1e35ae0b356316093d20f2d9fbc995d19314b5c0148b78dc8d9c0dab9d35',
+  amounts: ['5000000', '5000000']
+}
+
+const genesisTestOpReturnData02 = {
+  tokenType: 1,
+  txType: 'GENESIS',
+  ticker: '',
+  name: '',
+  tokenId: '323a1e35ae0b356316093d20f2d9fbc995d19314b5c0148b78dc8d9c0dab9d35',
+  documentUri: '',
+  documentHash: '',
+  decimals: 0,
+  mintBatonVout: 2,
+  qty: '10000000'
+}
+
+const mintTestOpReturnData01 = {
+  tokenType: 1,
+  txType: 'SEND',
+  tokenId: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+  amounts: ['4354768657']
+}
+
+const mintTestOpReturnData02 = {
+  tokenType: 1,
+  txType: 'GENESIS',
+  ticker: 'Bubb2',
+  name: 'the new bubbles!',
+  tokenId: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+  documentUri: '',
+  documentHash: '',
+  decimals: 5,
+  mintBatonVout: 2,
+  qty: '4354534534'
+}
+
+const mintTestOpReturnData03 = {
+  tokenType: 1,
+  txType: 'MINT',
+  tokenId: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+  mintBatonVout: 2,
+  qty: '234123'
+}
+
+const sendTestInputTx01 = {
+  txid: '6bc111fbf5b118021d68355ca19a0e77fa358dd931f284b2550f79a51ab4792a',
+  hash: '6bc111fbf5b118021d68355ca19a0e77fa358dd931f284b2550f79a51ab4792a',
+  version: 1,
+  size: 627,
+  locktime: 543956,
+  vin: [
+    {
+      txid: 'b36b0c7485ad569b98cc9b9614dc68a5208495f22ec3b00effcf963b135a5215',
+      vout: 1,
+      scriptSig: {
+        asm:
+          '3045022100934ca9732bf6c1b146f09e6198142a79a80788b576c6b94e2052df5bcdc86ad902205ef6205192200ea93f6c97f966b838ee785529b694eb61e576e3452470613847[ALL|FORKID] 02b23484341cf36ec00184e045d54e6ffca97da7a8f8a6fd719cead192132306b1',
+        hex:
+          '483045022100934ca9732bf6c1b146f09e6198142a79a80788b576c6b94e2052df5bcdc86ad902205ef6205192200ea93f6c97f966b838ee785529b694eb61e576e3452470613847412102b23484341cf36ec00184e045d54e6ffca97da7a8f8a6fd719cead192132306b1'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qqxj7p2jatt8h3tcpadyxw8a2mr7myqk2qm57u4rdf',
+      value: 0.00000546
+    },
+    {
+      txid: 'b36b0c7485ad569b98cc9b9614dc68a5208495f22ec3b00effcf963b135a5215',
+      vout: 3,
+      scriptSig: {
+        asm:
+          '3044022004d4a95658ef140561ae3a936fb01511778a5376a499bcd6f47b64074a6ca4430220273a4bf553ca17c7e10f393582f980e17a6a98ada867633faad9dbcc595dfd23[ALL|FORKID] 0324fe3b895cfa09523e8ec529eb15c681e3a20f96df85175c54a952b68ac018df',
+        hex:
+          '473044022004d4a95658ef140561ae3a936fb01511778a5376a499bcd6f47b64074a6ca4430220273a4bf553ca17c7e10f393582f980e17a6a98ada867633faad9dbcc595dfd2341210324fe3b895cfa09523e8ec529eb15c681e3a20f96df85175c54a952b68ac018df'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qrcdncgpnv3s8lekcamv4yekp8sghnk37qtsxdyzla',
+      value: 0.00153976
+    },
+    {
+      txid: '95d460512143b636bbc5780d8b27b04fca3bfd2f22003ab48da594e2bab9cfc1',
+      vout: 2,
+      scriptSig: {
+        asm:
+          '3044022079f239216f8d806a084221e841227e55d23a1b90aaf5b5ab54d6f865fbeacf8b022053568f10afc00459af083e4c77d0b85229eb8973a1de406aaa699557f05c7fed[ALL|FORKID] 02035f98ff79d6f3a8ec5a2738c103bbb7796e94fcaffdfaae8f5b7a7fae5d93e3',
+        hex:
+          '473044022079f239216f8d806a084221e841227e55d23a1b90aaf5b5ab54d6f865fbeacf8b022053568f10afc00459af083e4c77d0b85229eb8973a1de406aaa699557f05c7fed412102035f98ff79d6f3a8ec5a2738c103bbb7796e94fcaffdfaae8f5b7a7fae5d93e3'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qrcukahsm53lsywcdarehh73vqazpdu8zv547nym9g',
+      value: 0.00000546
+    }
+  ],
+  vout: [
+    {
+      value: 0,
+      n: 0,
+      scriptPubKey: {
+        asm:
+          'OP_RETURN 5262419 1 1145980243 550d19eb820e616a54b8a73372c4420b5a0567d8dc00f613b71c5234dc884b35 00005af3107a4000 004657febe8d8000',
+        hex:
+          '6a04534c500001010453454e4420550d19eb820e616a54b8a73372c4420b5a0567d8dc00f613b71c5234dc884b350800005af3107a400008004657febe8d8000',
+        type: 'nulldata'
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 1,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 268dadd7c7becc11782ad3d956342442d8eae92a OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a914268dadd7c7becc11782ad3d956342442d8eae92a88ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qqngmtwhc7lvcytc9tfaj435y3pd36hf9gtdq8nsuu']
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 2,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 9fb45b370f9ff38a775ee95cabcad7615817924e OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a9149fb45b370f9ff38a775ee95cabcad7615817924e88ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qz0mgkehp70l8znhtm54e2726as4s9ujfc9s2szctr']
+      }
+    },
+    {
+      value: 0.00153347,
+      n: 3,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 9fb45b370f9ff38a775ee95cabcad7615817924e OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a9149fb45b370f9ff38a775ee95cabcad7615817924e88ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qz0mgkehp70l8znhtm54e2726as4s9ujfc9s2szctr']
+      }
+    }
+  ],
+  hex:
+    '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',
+  blockhash: '000000000000000001882548bbd9a41bc53a039634f2afa4a12d653434347d04',
+  confirmations: 166670,
+  time: 1534593905,
+  blocktime: 1534593905
+}
+
+const sendTestOpReturnData01 = {
+  tokenType: 1,
+  txType: 'SEND',
+  tokenId: '550d19eb820e616a54b8a73372c4420b5a0567d8dc00f613b71c5234dc884b35',
+  amounts: ['100000000000000', '19800000000000000']
+}
+
+const sendTestOpReturnData02 = {
+  tokenType: 1,
+  txType: 'GENESIS',
+  ticker: 'USDT',
+  name: 'Tether Ltd. US dollar backed tokens',
+  tokenId: '550d19eb820e616a54b8a73372c4420b5a0567d8dc00f613b71c5234dc884b35',
+  documentUri:
+    'https://tether.to/wp-content/uploads/2016/06/TetherWhitePaper.pdf',
+  documentHash:
+    '�DQ�\u001e�3�\u0006p���pM�\u0001\u0017�pW(;\u0003,��wy19\u0016',
+  decimals: 8,
+  mintBatonVout: 2,
+  qty: '10000000000000000'
+}
+
+const sendTestOpReturnData03 = {
+  tokenType: 1,
+  txType: 'MINT',
+  tokenId: '550d19eb820e616a54b8a73372c4420b5a0567d8dc00f613b71c5234dc884b35',
+  mintBatonVout: 2,
+  qty: '10000000000000000'
+}
+
+const sendTestOpReturnData04 = {
+  tokenType: 1,
+  txType: 'SEND',
+  tokenId: '550d19eb820e616a54b8a73372c4420b5a0567d8dc00f613b71c5234dc884b35',
+  amounts: ['100000000000000', '9900000000000000']
+}
+
+const mintTestInputTx02 = {
+  txid: 'ee9d3cf5153599c134147e3fac9844c68e216843f4452a1ce15a29452af6db34',
+  hash: 'ee9d3cf5153599c134147e3fac9844c68e216843f4452a1ce15a29452af6db34',
+  version: 1,
+  size: 473,
+  locktime: 543613,
+  vin: [
+    {
+      txid: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+      vout: 3,
+      scriptSig: {
+        asm:
+          '3045022100ac43a871e0f84787001db745e4801b789fd9cd7efa247727ebb5c0c7b66d597302205316328b6501759e9a15ec65202219a433172d153f9f1b68f65f3a63494ba6f0[ALL|FORKID] 0345a5f5dd11c987b346c18c245f0df6d305369984b9b3c7ba465c29875466e374',
+        hex:
+          '483045022100ac43a871e0f84787001db745e4801b789fd9cd7efa247727ebb5c0c7b66d597302205316328b6501759e9a15ec65202219a433172d153f9f1b68f65f3a63494ba6f041210345a5f5dd11c987b346c18c245f0df6d305369984b9b3c7ba465c29875466e374'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qqj0durd4qzdddvl2u6sen8n8h6mljtywugqctt9km',
+      value: 0.00056266
+    },
+    {
+      txid: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+      vout: 2,
+      scriptSig: {
+        asm:
+          '304402202ce2d9d63bc6ab7765d267540fd3429bf7a8d1b50e975391fff3a4506289461a02205daf3f761a9b02d141f22136a6fe019062182c9da1b1d3a5245ff745f1236e45[ALL|FORKID] 02c00b05bc633a48e074bc54dd195b19a470ad6252ac8d306c82a2bd729c1c4c69',
+        hex:
+          '47304402202ce2d9d63bc6ab7765d267540fd3429bf7a8d1b50e975391fff3a4506289461a02205daf3f761a9b02d141f22136a6fe019062182c9da1b1d3a5245ff745f1236e45412102c00b05bc633a48e074bc54dd195b19a470ad6252ac8d306c82a2bd729c1c4c69'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qzf72qccdgjrpjpewq8dazlze6jyxzku8q3cauna4t',
+      value: 0.00000546
+    }
+  ],
+  vout: [
+    {
+      value: 0,
+      n: 0,
+      scriptPubKey: {
+        asm:
+          'OP_RETURN 5262419 1 1414416717 938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8 2 000000000003928b',
+        hex:
+          '6a04534c50000101044d494e5420938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8010208000000000003928b',
+        type: 'nulldata'
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 1,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 1272884e6bd20c4661b5a052f874ff9a14c925b2 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a9141272884e6bd20c4661b5a052f874ff9a14c925b288ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qqf89zzwd0fqc3npkks997r5l7dpfjf9kgx2rqu500']
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 2,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 d1eaebf8d1face5bd866e36bd94f43e2ffceef71 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a914d1eaebf8d1face5bd866e36bd94f43e2ffceef7188ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qrg746lc68avuk7cvm3khk20g030lnh0wy5h2k2fqr']
+      }
+    },
+    {
+      value: 0.00054848,
+      n: 3,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 17178e31b3e468c0d98d57be07bc907bf94d1fdb OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a91417178e31b3e468c0d98d57be07bc907bf94d1fdb88ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qqt30r33k0jx3sxe34tmupaujpaljnglmvqgrrfp2x']
+      }
+    }
+  ],
+  hex:
+    '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',
+  blockhash: '00000000000000000140f0d813052da59c811a936494a8d8b2d60b215d19e3dc',
+  confirmations: 168436,
+  time: 1534391953,
+  blocktime: 1534391953
+}
+
+const mintTestOpReturnData04 = {
+  tokenType: 1,
+  txType: 'MINT',
+  tokenId: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+  mintBatonVout: 2,
+  qty: '234123'
+}
+
+const mintTestOpReturnData05 = {
+  tokenType: 1,
+  txType: 'GENESIS',
+  ticker: 'Bubb2',
+  name: 'the new bubbles!',
+  tokenId: '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8',
+  documentUri: '',
+  documentHash: '',
+  decimals: 5,
+  mintBatonVout: 2,
+  qty: '4354534534'
+}
+
+const genesisTestInputTx02 = {
+  txid: '4de69e374a8ed21cbddd47f2338cc0f479dc58daa2bbe11cd604ca488eca0ddf',
+  hash: '4de69e374a8ed21cbddd47f2338cc0f479dc58daa2bbe11cd604ca488eca0ddf',
+  version: 1,
+  size: 444,
+  locktime: 571211,
+  vin: [
+    {
+      txid: 'f3e056874846b6f491a1ccac3da81a3411c61d8466835446a52efa68c0d11804',
+      vout: 0,
+      scriptSig: {
+        asm:
+          '3044022022fb67bd9b35810db3fa04da4014cc93063c5ed15e8febeca09d32c03397068502206fbb86498919ca8a9be6940c904c944cd923691391a4a7d92e0c841605d46b2e[ALL|FORKID] 03fbe2c56094dc336f6244eac2e45d3d25a8e97059f2cc7de31cbf179e73dcc9bf',
+        hex:
+          '473044022022fb67bd9b35810db3fa04da4014cc93063c5ed15e8febeca09d32c03397068502206fbb86498919ca8a9be6940c904c944cd923691391a4a7d92e0c841605d46b2e412103fbe2c56094dc336f6244eac2e45d3d25a8e97059f2cc7de31cbf179e73dcc9bf'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qz6rcxjw34yuy5fngu7fngnyy55t0v802cmsmjvsp2',
+      value: 0.00001111
+    },
+    {
+      txid: '87bf0efc1630f5179b73496f9f885b141cb4c8366432a91ba678298432b197ea',
+      vout: 0,
+      scriptSig: {
+        asm:
+          '3045022100d5fbab461c19c7b56245287eb15510c86872ceb405ede7322f5266efa6cc32ea022074b557bcef9a129fb31cb2e7c2ada9fe51d5cf924ae55d1d2a29368ca1f15ef2[ALL|FORKID] 03fbe2c56094dc336f6244eac2e45d3d25a8e97059f2cc7de31cbf179e73dcc9bf',
+        hex:
+          '483045022100d5fbab461c19c7b56245287eb15510c86872ceb405ede7322f5266efa6cc32ea022074b557bcef9a129fb31cb2e7c2ada9fe51d5cf924ae55d1d2a29368ca1f15ef2412103fbe2c56094dc336f6244eac2e45d3d25a8e97059f2cc7de31cbf179e73dcc9bf'
+      },
+      sequence: 4294967294,
+      address: 'bitcoincash:qz6rcxjw34yuy5fngu7fngnyy55t0v802cmsmjvsp2',
+      value: 0.007
+    }
+  ],
+  vout: [
+    {
+      value: 0,
+      n: 0,
+      scriptPubKey: {
+        asm:
+          'OP_RETURN 5262419 1 47454e45534953 5350494345 5370696365 7370696365736c7040676d61696c2e636f6d 0 8 0 016345785d8a0000',
+        hex:
+          '6a04534c500001010747454e45534953055350494345055370696365127370696365736c7040676d61696c2e636f6d4c0001084c0008016345785d8a0000',
+        type: 'nulldata'
+      }
+    },
+    {
+      value: 0.00000546,
+      n: 1,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 70e5c384ae563b4fd6cfc5f7f8df43ea427d9e10 OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a91470e5c384ae563b4fd6cfc5f7f8df43ea427d9e1088ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qpcwtsuy4etrkn7kelzl07xlg04yylv7zqru2cqwvm']
+      }
+    },
+    {
+      value: 0.0070012,
+      n: 2,
+      scriptPubKey: {
+        asm:
+          'OP_DUP OP_HASH160 df305a87d98cd64e1bee825d2167a16445ecdfdd OP_EQUALVERIFY OP_CHECKSIG',
+        hex: '76a914df305a87d98cd64e1bee825d2167a16445ecdfdd88ac',
+        reqSigs: 1,
+        type: 'pubkeyhash',
+        addresses: ['bitcoincash:qr0nqk58mxxdvnsma6p96gt859jytmxlm5t0v7de4q']
+      }
+    }
+  ],
+  hex:
+    '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',
+  blockhash: '000000000000000002278c188c52b536d4ed84a1970d8ff59043e082cef7748a',
+  confirmations: 141226,
+  time: 1551042875,
+  blocktime: 1551042875
+}
+
+const genesisTestOpReturn03 = {
+  tokenType: 1,
+  txType: 'GENESIS',
+  ticker: 'SPICE',
+  name: 'Spice',
+  tokenId: '4de69e374a8ed21cbddd47f2338cc0f479dc58daa2bbe11cd604ca488eca0ddf',
+  documentUri: 'spiceslp@gmail.com',
+  documentHash: '',
+  decimals: 8,
+  mintBatonVout: 0,
+  qty: '100000000000000000'
+}
+
+module.exports = {
+  nonSlpTxDetails,
+  slpTxDetails,
+  mockOpReturnData01,
+  mockOpReturnData02,
+  mockOpReturnData03,
+  genesisTestInputTx,
+  mintTestInputTx,
+  genesisTestOpReturnData01,
+  genesisTestOpReturnData02,
+  mintTestOpReturnData01,
+  mintTestOpReturnData02,
+  mintTestOpReturnData03,
+  sendTestInputTx01,
+  sendTestOpReturnData01,
+  sendTestOpReturnData02,
+  sendTestOpReturnData03,
+  sendTestOpReturnData04,
+  mintTestInputTx02,
+  mintTestOpReturnData04,
+  mintTestOpReturnData05,
+  genesisTestInputTx02,
+  genesisTestOpReturn03
+}
@@ -280,10 +280,214 @@ const electrumxUtxos = {
  ]
 }

+const fulcrumUtxos01 = {
+  success: true,
+  utxos: [
+    {
+      height: 674512,
+      tx_hash:
+        'acbb0d3ceef55aa3e5fafc19335ae4bf2f8edba3c0567547dfd402391db32230',
+      tx_pos: 1,
+      value: 546
+    },
+    {
+      height: 674512,
+      tx_hash:
+        'acbb0d3ceef55aa3e5fafc19335ae4bf2f8edba3c0567547dfd402391db32230',
+      tx_pos: 2,
+      value: 546
+    },
+    {
+      height: 674512,
+      tx_hash:
+        'eeddccc4d716f04157ea132ac93a48040fea34a6b57f3d8f0cccb7d1a731ab2b',
+      tx_pos: 1,
+      value: 546
+    },
+    {
+      height: 674513,
+      tx_hash:
+        '705bcc442e5a2770e560b528f52a47b1dcc9ce9ab6a8de9dfdefa55177f00d04',
+      tx_pos: 1,
+      value: 546
+    },
+    {
+      height: 674513,
+      tx_hash:
+        '705bcc442e5a2770e560b528f52a47b1dcc9ce9ab6a8de9dfdefa55177f00d04',
+      tx_pos: 2,
+      value: 546
+    },
+    {
+      height: 674513,
+      tx_hash:
+        '705bcc442e5a2770e560b528f52a47b1dcc9ce9ab6a8de9dfdefa55177f00d04',
+      tx_pos: 3,
+      value: 38134
+    }
+  ]
+}
+
+const fulcrumUtxos02 = {
+  success: true,
+  utxos: [
+    {
+      height: 674513,
+      tx_hash:
+        '705bcc442e5a2770e560b528f52a47b1dcc9ce9ab6a8de9dfdefa55177f00d04',
+      tx_pos: 3,
+      value: 38134
+    }
+  ]
+}
+
+const psfSlpIndexerUtxos01 = {
+  balance: {
+    utxos: [
+      {
+        txid:
+          'acbb0d3ceef55aa3e5fafc19335ae4bf2f8edba3c0567547dfd402391db32230',
+        vout: 1,
+        type: 'token',
+        qty: '10000000000',
+        tokenId:
+          'acbb0d3ceef55aa3e5fafc19335ae4bf2f8edba3c0567547dfd402391db32230',
+        address: 'bitcoincash:qrm0c67wwqh0w7wjxua2gdt2xggnm90xws00a3lezv'
+      },
+      {
+        txid:
+          'acbb0d3ceef55aa3e5fafc19335ae4bf2f8edba3c0567547dfd402391db32230',
+        vout: 2,
+        type: 'baton',
+        tokenId:
+          'acbb0d3ceef55aa3e5fafc19335ae4bf2f8edba3c0567547dfd402391db32230',
+        address: 'bitcoincash:qrm0c67wwqh0w7wjxua2gdt2xggnm90xws00a3lezv'
+      }
+    ],
+    txs: [
+      {
+        txid:
+          'acbb0d3ceef55aa3e5fafc19335ae4bf2f8edba3c0567547dfd402391db32230',
+        height: 674512
+      }
+    ],
+    balances: [
+      {
+        tokenId:
+          'acbb0d3ceef55aa3e5fafc19335ae4bf2f8edba3c0567547dfd402391db32230',
+        qty: '10000000000'
+      }
+    ]
+  }
+}
+
+const tokenUtxos01 = [
+  {
+    txid: '384e1b8197e8de7d38f98317af2cf5f6bcb50007c46943b3498a6fab6e8aeb7c',
+    vout: 1,
+    type: 'token',
+    qty: '10000000',
+    tokenId: 'a436c8e1b6bee3d701c6044d190f76f774be83c36de8d34a988af4489e86dd37',
+    address: 'bitcoincash:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvg8nfhq4m'
+  },
+  {
+    txid: '4fc789405d58ec612c69eba29aa56cf0c7f228349801114138424eb68df4479d',
+    vout: 1,
+    type: 'token',
+    qty: '100000000',
+    tokenId: 'df808a41672a0a0ae6475b44f272a107bc9961b90f29dc918d71301f24fe92fb',
+    address: 'bitcoincash:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvg8nfhq4m'
+  },
+  {
+    txid: '42054bba4d69bfe7801ece0cffc754194b04239034fdfe9dbe321ef76c9a2d93',
+    vout: 5,
+    type: 'token',
+    qty: '4764',
+    tokenId: 'f05faf13a29c7f5e54ab921750aafb6afaa953db863bd2cf432e918661d4132f',
+    address: 'bitcoincash:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvg8nfhq4m'
+  },
+  {
+    txid: '06938d0a0d15aa76524ffe61fe111d6d2b2ea9dd8dcd4c7c7744614ced370861',
+    vout: 5,
+    type: 'token',
+    qty: '238',
+    tokenId: 'f05faf13a29c7f5e54ab921750aafb6afaa953db863bd2cf432e918661d4132f',
+    address: 'bitcoincash:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvg8nfhq4m'
+  }
+]
+
+const genesisData01 = {
+  tokenData: {
+    type: 1,
+    ticker: 'sleven',
+    name: 'sleven',
+    tokenId: 'a436c8e1b6bee3d701c6044d190f76f774be83c36de8d34a988af4489e86dd37',
+    documentUri: 'sleven',
+    documentHash: '',
+    decimals: 7,
+    mintBatonIsActive: false,
+    tokensInCirculationBN: '770059999999',
+    tokensInCirculationStr: '770059999999',
+    blockCreated: 555483,
+    totalBurned: '7711234568',
+    totalMinted: '777771234567'
+  }
+}
+
+const genesisData02 = {
+  tokenData: {
+    type: 1,
+    ticker: 'NAKAMOTO',
+    name: 'NAKAMOTO',
+    tokenId: 'df808a41672a0a0ae6475b44f272a107bc9961b90f29dc918d71301f24fe92fb',
+    documentUri: '',
+    documentHash: '',
+    decimals: 8,
+    mintBatonIsActive: false,
+    tokensInCirculationBN: '2099260968799900',
+    tokensInCirculationStr: '2099260968799900',
+    blockCreated: 555671,
+    totalBurned: '739031200100',
+    totalMinted: '2100000000000000'
+  }
+}
+
+const genesisData03 = {
+  tokenData: {
+    type: 1,
+    ticker: 'AUDC',
+    name: 'AUD Coin',
+    tokenId: 'f05faf13a29c7f5e54ab921750aafb6afaa953db863bd2cf432e918661d4132f',
+    documentUri: 'audcoino@gmail.com',
+    documentHash: '',
+    decimals: 6,
+    mintBatonIsActive: false,
+    tokensInCirculationBN: '974791786216512742',
+    tokensInCirculationStr: '974791786216512742',
+    blockCreated: 603311,
+    totalBurned: '1025208213783487258',
+    totalMinted: '2000000000000000000'
+  }
+}
+
+const noUtxoErr = {
+  success: false,
+  error:
+    'Key not found in database [bitcoincash:qp3sn6vlwz28ntmf3wmyra7jqttfx7z6zgtkygjhc7]'
+}
+
 module.exports = {
  mockUtxoData,
  mockHydratedUtxos,
  mockTwoHydratedAddrs,
  mockEveryUtxoType,
-  electrumxUtxos
+  electrumxUtxos,
+  fulcrumUtxos01,
+  fulcrumUtxos02,
+  psfSlpIndexerUtxos01,
+  tokenUtxos01,
+  genesisData01,
+  genesisData02,
+  genesisData03,
+  noUtxoErr
 }
@@ -1,255 +0,0 @@
-const chai = require('chai')
-const assert = chai.assert
-const axios = require('axios')
-const sinon = require('sinon')
-
-const BCHJS = require('../../src/bch-js')
-const bchjs = new BCHJS()
-
-const mockData = require('./fixtures/ninsight-mock')
-
-describe('#Ninsight', () => {
-  let sandbox
-  beforeEach(() => (sandbox = sinon.createSandbox()))
-  afterEach(() => sandbox.restore())
-
-  describe('#utxo', () => {
-    it('should throw an error for improper input', async () => {
-      try {
-        const addr = 12345
-
-        await bchjs.Ninsight.utxo(addr)
-        assert.equal(true, false, 'Unexpected result!')
-      } catch (err) {
-        // console.log(`err: `, err)
-        assert.include(
-          err.message,
-          'Input address must be a string or array of strings.'
-        )
-      }
-    })
-
-    it('should GET utxos for a single address', async () => {
-      // Stub the network call.
-      sandbox.stub(axios, 'post').resolves({ data: mockData.utxo })
-
-      const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
-
-      const result = await bchjs.Ninsight.utxo(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.property(result, 'utxos')
-      assert.property(result, 'legacyAddress')
-      assert.property(result, 'cashAddress')
-      assert.property(result, 'slpAddress')
-      assert.property(result, 'scriptPubKey')
-      assert.property(result, 'asm')
-
-      assert.isArray(result.utxos)
-
-      assert.property(result.utxos[0], 'txid')
-      assert.property(result.utxos[0], 'vout')
-      assert.property(result.utxos[0], 'amount')
-      assert.property(result.utxos[0], 'satoshis')
-      assert.property(result.utxos[0], 'height')
-      assert.property(result.utxos[0], 'confirmations')
-    })
-
-    it('should POST utxo details for an array of addresses', async () => {
-      // Mock the network call.
-      sandbox.stub(axios, 'post').resolves({ data: mockData.utxoPost })
-
-      const addr = [
-        'bitcoincash:qp3sn6vlwz28ntmf3wmyra7jqttfx7z6zgtkygjhc7',
-        'bitcoincash:qz0us0z6ucpqt07jgpad0shgh7xmwxyr3ynlcsq0wr'
-      ]
-
-      const result = await bchjs.Ninsight.utxo(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.isArray(result[0].utxos)
-
-      assert.property(result[0], 'utxos')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'slpAddress')
-      assert.property(result[0], 'scriptPubKey')
-      assert.property(result[0], 'asm')
-    })
-  })
-
-  describe('#unconfirmed', () => {
-    it('should throw an error for improper input', async () => {
-      try {
-        const addr = 12345
-
-        await bchjs.Ninsight.unconfirmed(addr)
-        assert.equal(true, false, 'Unexpected result!')
-      } catch (err) {
-        assert.include(
-          err.message,
-          'Input address must be a string or array of strings.'
-        )
-      }
-    })
-
-    it('should POST utxos for a single address', async () => {
-      // Stub the network call.
-      sandbox.stub(axios, 'post').resolves({ data: mockData.unconfirmed })
-
-      const addr = 'bitcoincash:qpkkjkhe29mqhqmu3evtq3dsnruuzl3rku6usknlh5'
-
-      const result = await bchjs.Ninsight.unconfirmed(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.property(result, 'utxos')
-      assert.property(result, 'legacyAddress')
-      assert.property(result, 'cashAddress')
-      assert.property(result, 'slpAddress')
-      assert.property(result, 'scriptPubKey')
-
-      assert.isArray(result.utxos)
-
-      assert.property(result.utxos[0], 'txid')
-      assert.property(result.utxos[0], 'vout')
-      assert.property(result.utxos[0], 'amount')
-      assert.property(result.utxos[0], 'satoshis')
-      assert.property(result.utxos[0], 'confirmations')
-      assert.property(result.utxos[0], 'ts')
-    })
-
-    it('should POST utxo details for an array of addresses', async () => {
-      // Mock the network call.
-      sandbox.stub(axios, 'post').resolves({ data: mockData.unconfirmedPost })
-
-      const addr = [
-        'bitcoincash:qpkkjkhe29mqhqmu3evtq3dsnruuzl3rku6usknlh5',
-        'bitcoincash:qz0us0z6ucpqt07jgpad0shgh7xmwxyr3ynlcsq0wr'
-      ]
-
-      const result = await bchjs.Ninsight.unconfirmed(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.isArray(result[0].utxos)
-
-      assert.property(result[0], 'utxos')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'slpAddress')
-      assert.property(result[0], 'scriptPubKey')
-    })
-  })
-
-  describe('#transactions', () => {
-    it('should throw an error for improper input', async () => {
-      try {
-        const addr = 12345
-
-        await bchjs.Ninsight.transactions(addr)
-        assert.equal(true, false, 'Unexpected result!')
-      } catch (err) {
-        // console.log(`err: `, err)
-        assert.include(
-          err.message,
-          'Input address must be a string or array of strings.'
-        )
-      }
-    })
-    it('should POST transaction history for a single address', async () => {
-      // Stub the network call.
-      sandbox.stub(axios, 'post').resolves({ data: mockData.transactionsPost })
-
-      const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
-
-      const result = await bchjs.Ninsight.transactions(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'txs')
-      assert.isArray(result[0].txs)
-      assert.property(result[0].txs[0], 'txid')
-      assert.property(result[0].txs[0], 'vin')
-      assert.property(result[0].txs[0], 'vout')
-    })
-    it('should POST transaction history for an array of addresses', async () => {
-      // Mock the network call.
-      sandbox.stub(axios, 'post').resolves({ data: mockData.transactionsPost })
-
-      const addr = [
-        'bitcoincash:qp3sn6vlwz28ntmf3wmyra7jqttfx7z6zgtkygjhc7',
-        'bitcoincash:qz0us0z6ucpqt07jgpad0shgh7xmwxyr3ynlcsq0wr'
-      ]
-
-      const result = await bchjs.Ninsight.transactions(addr)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'cashAddress')
-      assert.property(result[0], 'legacyAddress')
-      assert.property(result[0], 'txs')
-      assert.isArray(result[0].txs)
-      assert.property(result[0].txs[0], 'txid')
-    })
-  })
-  describe('#txDetails', () => {
-    it('should throw an error for improper input', async () => {
-      try {
-        const txid = 12345
-
-        await bchjs.Ninsight.txDetails(txid)
-        assert.equal(true, false, 'Unexpected result!')
-      } catch (err) {
-        // console.log(`err: `, err)
-        assert.include(
-          err.message,
-          'Transaction ID must be a string or array of strings.'
-        )
-      }
-    })
-    it('should POST transaction details for a single TxID', async () => {
-      // Stub the network call.
-      sandbox.stub(axios, 'post').resolves({ data: mockData.detailsPost })
-
-      const txid = 'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33'
-
-      const result = await bchjs.Ninsight.txDetails(txid)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'txid')
-      assert.property(result[0], 'version')
-      assert.property(result[0], 'locktime')
-      assert.property(result[0], 'vin')
-      assert.property(result[0], 'vout')
-      assert.property(result[0], 'blockhash')
-      assert.property(result[0], 'blockheight')
-      assert.property(result[0], 'confirmations')
-      assert.property(result[0], 'time')
-      assert.property(result[0], 'blocktime')
-      assert.property(result[0], 'isCoinBase')
-      assert.property(result[0], 'valueOut')
-      assert.property(result[0], 'size')
-    })
-    it('should POST transaction details for an array of TxIDs', async () => {
-      // Stub the network call.
-      sandbox.stub(axios, 'post').resolves({ data: mockData.detailsPost })
-
-      const txid = [
-        'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33',
-        'fe28050b93faea61fa88c4c630f0e1f0a1c24d0082dd0e10d369e13212128f33'
-      ]
-
-      const result = await bchjs.Ninsight.txDetails(txid)
-      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
-
-      assert.isArray(result)
-      assert.property(result[0], 'txid')
-      assert.property(result[0], 'vin')
-      assert.property(result[0], 'vout')
-    })
-  })
-})
@@ -67,4 +67,26 @@ describe('#price', () => {
      assert.isNumber(result)
    })
  })
+  describe('#getBchUsd', () => {
+    it('should get the USD price of BCH', async () => {
+      sandbox.stub(bchjs.Price.axios, 'get').resolves({ data: { usd: 510.39 } })
+
+      const result = await bchjs.Price.getBchUsd()
+      // console.log(result)
+
+      assert.isNumber(result)
+    })
+    it('should handle error', async () => {
+      try {
+        sandbox.stub(bchjs.Price.axios, 'get').throws(new Error('test error'))
+
+        await bchjs.Price.getBchUsd()
+        // console.log(result)
+
+        assert.equal(false, true, 'unexpected error')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+  })
 })
@@ -0,0 +1,339 @@
+const chai = require('chai')
+const assert = chai.assert
+const axios = require('axios')
+const sinon = require('sinon')
+
+const BCHJS = require('../../src/bch-js')
+const bchjs = new BCHJS()
+
+const mockData = require('./fixtures/psf-slp-indexer-mock')
+
+describe('#PsfSlpIndexer', () => {
+  let sandbox
+  beforeEach(() => (sandbox = sinon.createSandbox()))
+  afterEach(() => sandbox.restore())
+
+  describe('#status', () => {
+    it('should GET status', async () => {
+      // Stub the network call.
+      sandbox.stub(axios, 'get').resolves({ data: mockData.status })
+
+      const result = await bchjs.PsfSlpIndexer.status()
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+      assert.property(result, 'status')
+      assert.property(result.status, 'startBlockHeight')
+      assert.property(result.status, 'syncedBlockHeight')
+      assert.property(result.status, 'chainBlockHeight')
+    })
+
+    it('should handle axios error', async () => {
+      try {
+        // Stub the network call.
+        sandbox.stub(axios, 'get').throws(new Error('test error'))
+
+        await bchjs.PsfSlpIndexer.status()
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should handle request error', async () => {
+      try {
+        // Stub the network call.
+        const testErr = new Error()
+        testErr.response = { data: { status: 422 } }
+        sandbox.stub(axios, 'get').throws(testErr)
+
+        await bchjs.PsfSlpIndexer.status()
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.equal(err.status, 422)
+      }
+    })
+  })
+
+  describe('#balance', () => {
+    it('should GET balance', async () => {
+      // Stub the network call.
+      sandbox.stub(axios, 'post').resolves({ data: mockData.balance })
+      const addr = 'bitcoincash:qzmd5vxgh9m22m6fgvm57yd6kjnjl9qnwywsf3583n'
+      const result = await bchjs.PsfSlpIndexer.balance(addr)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+      assert.property(result, 'balance')
+
+      assert.property(result.balance, 'utxos')
+      assert.property(result.balance, 'txs')
+      assert.property(result.balance, 'balances')
+      assert.isArray(result.balance.utxos)
+      assert.isArray(result.balance.txs)
+      assert.isArray(result.balance.balances)
+    })
+
+    it('should throw an error for improper input', async () => {
+      try {
+        const addr = 12345
+
+        await bchjs.PsfSlpIndexer.balance(addr)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        // console.log(`err: `, err)
+        assert.include(err.message, 'Input address must be a string.')
+      }
+    })
+
+    it('should handle axios error', async () => {
+      try {
+        // Stub the network call.
+        sandbox.stub(axios, 'post').throws(new Error('test error'))
+
+        const addr = 'bitcoincash:qzmd5vxgh9m22m6fgvm57yd6kjnjl9qnwywsf3583n'
+
+        await bchjs.PsfSlpIndexer.balance(addr)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should handle request error', async () => {
+      try {
+        // Stub the network call.
+        const testErr = new Error()
+        testErr.response = { data: { status: 422 } }
+        sandbox.stub(axios, 'post').throws(testErr)
+
+        const addr = 'bitcoincash:qzmd5vxgh9m22m6fgvm57yd6kjnjl9qnwywsf3583n'
+
+        await bchjs.PsfSlpIndexer.balance(addr)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.equal(err.status, 422)
+      }
+    })
+  })
+
+  describe('#tokenStats', () => {
+    it('should GET token stats', async () => {
+      // Stub the network call.
+      sandbox.stub(axios, 'post').resolves({ data: mockData.tokenStats })
+
+      const tokenId =
+        'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+      const result = await bchjs.PsfSlpIndexer.tokenStats(tokenId)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+      assert.property(result, 'tokenData')
+      assert.property(result.tokenData, 'type')
+      assert.property(result.tokenData, 'ticker')
+      assert.property(result.tokenData, 'name')
+      assert.property(result.tokenData, 'tokenId')
+      assert.property(result.tokenData, 'documentUri')
+      assert.property(result.tokenData, 'documentHash')
+      assert.property(result.tokenData, 'decimals')
+      assert.property(result.tokenData, 'mintBatonIsActive')
+      assert.property(result.tokenData, 'tokensInCirculationBN')
+      assert.property(result.tokenData, 'tokensInCirculationStr')
+      assert.property(result.tokenData, 'blockCreated')
+      assert.property(result.tokenData, 'totalBurned')
+      assert.property(result.tokenData, 'totalMinted')
+      assert.property(result.tokenData, 'txs')
+    })
+
+    it('should throw an error for improper input', async () => {
+      try {
+        const tokenId = 12345
+
+        await bchjs.PsfSlpIndexer.tokenStats(tokenId)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        // console.log(`err: `, err)
+        assert.include(err.message, 'Input tokenId must be a string.')
+      }
+    })
+
+    it('should handle axios error', async () => {
+      try {
+        // Stub the network call.
+        sandbox.stub(axios, 'post').throws(new Error('test error'))
+
+        const tokenId =
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+        await bchjs.PsfSlpIndexer.tokenStats(tokenId)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should handle request error', async () => {
+      try {
+        // Stub the network call.
+        const testErr = new Error()
+        testErr.response = { data: { status: 422 } }
+        sandbox.stub(axios, 'post').throws(testErr)
+
+        const tokenId =
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+        await bchjs.PsfSlpIndexer.tokenStats(tokenId)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.equal(err.status, 422)
+      }
+    })
+  })
+
+  describe('#tx', () => {
+    it('should GET transaction data', async () => {
+      // Stub the network call.
+      sandbox.stub(axios, 'post').resolves({ data: mockData.txData })
+
+      const txid =
+        'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+      const result = await bchjs.PsfSlpIndexer.tx(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+      assert.property(result, 'txData')
+      assert.property(result.txData, 'txid')
+      assert.property(result.txData, 'hash')
+      assert.property(result.txData, 'version')
+      assert.property(result.txData, 'size')
+      assert.property(result.txData, 'locktime')
+      assert.property(result.txData, 'vin')
+      assert.property(result.txData, 'vout')
+      assert.property(result.txData, 'hex')
+      assert.property(result.txData, 'blockhash')
+      assert.property(result.txData, 'confirmations')
+      assert.property(result.txData, 'time')
+      assert.property(result.txData, 'blocktime')
+      assert.property(result.txData, 'blockheight')
+      assert.property(result.txData, 'isSlpTx')
+      assert.property(result.txData, 'tokenTxType')
+      assert.property(result.txData, 'tokenId')
+      assert.property(result.txData, 'tokenType')
+      assert.property(result.txData, 'tokenTicker')
+      assert.property(result.txData, 'tokenName')
+      assert.property(result.txData, 'tokenDecimals')
+      assert.property(result.txData, 'tokenUri')
+      assert.property(result.txData, 'tokenDocHash')
+      assert.property(result.txData, 'isValidSlp')
+    })
+
+    it('should throw an error for improper input', async () => {
+      try {
+        const txid = 12345
+
+        await bchjs.PsfSlpIndexer.tx(txid)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        // console.log(`err: `, err)
+        assert.include(err.message, 'Input txid must be a string.')
+      }
+    })
+
+    it('should handle axios error', async () => {
+      try {
+        // Stub the network call.
+        sandbox.stub(axios, 'post').throws(new Error('test error'))
+
+        const txid =
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+        await bchjs.PsfSlpIndexer.tx(txid)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should get tx from full node if not available from slp indexer', async () => {
+      // Stub the call to the SLP indexer.
+      const testErr = {
+        response: { data: { error: 'Key not found in database' } }
+      }
+      sandbox.stub(axios, 'post').rejects(testErr)
+
+      // Stub the call to the full node
+      sandbox.stub(bchjs.PsfSlpIndexer, 'checkBlacklist').resolves(false)
+      sandbox
+        .stub(bchjs.PsfSlpIndexer.rawTransaction, 'getTxData')
+        .resolves({ txid: 'fakeTxid' })
+
+      const txid =
+        'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+      const result = await bchjs.PsfSlpIndexer.tx(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.equal(result.txData.txid, 'fakeTxid')
+      assert.equal(result.txData.isValidSlp, false)
+    })
+
+    it('should return isValidSlp=null for blacklisted token', async () => {
+      // Stub the call to the SLP indexer.
+      const testErr = {
+        response: { data: { error: 'Key not found in database' } }
+      }
+      sandbox.stub(axios, 'post').rejects(testErr)
+
+      // Stub the call to the full node
+      sandbox.stub(bchjs.PsfSlpIndexer, 'checkBlacklist').resolves(true)
+      sandbox
+        .stub(bchjs.PsfSlpIndexer.rawTransaction, 'getTxData')
+        .resolves({ txid: 'fakeTxid' })
+
+      const txid =
+        'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+      const result = await bchjs.PsfSlpIndexer.tx(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.equal(result.txData.txid, 'fakeTxid')
+      assert.equal(result.txData.isValidSlp, null)
+    })
+  })
+
+  describe('#checkBlacklist', () => {
+    it('should return true if txid contains token in blacklist', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.PsfSlpIndexer.slpUtils, 'decodeOpReturn')
+        .resolves(mockData.tokenData01)
+
+      const txid =
+        '302113c11b90edc5f36c073d2f8a75e1e0eaf59b56235491a843d3819cd6a85f'
+
+      const result = await bchjs.PsfSlpIndexer.checkBlacklist(txid)
+      // console.log('result: ', result)
+
+      assert.equal(result, true)
+    })
+
+    it('should return false if there is an error', async () => {
+      // Force an error
+      sandbox
+        .stub(bchjs.PsfSlpIndexer.slpUtils, 'decodeOpReturn')
+        .rejects(new Error('test error'))
+
+      const result = await bchjs.PsfSlpIndexer.checkBlacklist()
+
+      assert.equal(result, false)
+    })
+
+    it('should return false if there is no tokenId match', async () => {
+      // Mock dependencies
+      mockData.tokenData01.tokenId = 'abc123'
+      sandbox
+        .stub(bchjs.PsfSlpIndexer.slpUtils, 'decodeOpReturn')
+        .resolves(mockData.tokenData01)
+
+      const txid =
+        '302113c11b90edc5f36c073d2f8a75e1e0eaf59b56235491a843d3819cd6a85f'
+
+      const result = await bchjs.PsfSlpIndexer.checkBlacklist(txid)
+
+      assert.equal(result, false)
+    })
+  })
+})
@@ -1,6 +1,5 @@
 /*
-  TODO:
-  -Create a mocking library of data to compare unit and integration tests.
+  Unit tests for raw-transactions.js library.
 */

 // Public npm libraries
@@ -172,10 +171,15 @@ describe('#RawTransactions', () => {
  describe('#getTxData', () => {
    it('should return tx data with input addresses', async () => {
      // Mock dependencies
-      sandbox.stub(bchjs.RawTransactions, 'getRawTransaction').resolves(mockData.mockTx)
-      sandbox.stub(bchjs.RawTransactions, '_getInputAddrs').resolves(mockData.mockGetInputAddrsOutput)
+      sandbox
+        .stub(bchjs.RawTransactions, 'getRawTransaction')
+        .resolves(mockData.mockTx)
+      sandbox
+        .stub(bchjs.RawTransactions, '_getInputAddrs')
+        .resolves(mockData.mockGetInputAddrsOutput)

-      const txid = '05f7d4a4e25f53d63a360434eb54f221abf159112b7fffc91da1072a079cded3'
+      const txid =
+        '05f7d4a4e25f53d63a360434eb54f221abf159112b7fffc91da1072a079cded3'

      const result = await bchjs.RawTransactions.getTxData(txid)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
@@ -191,7 +195,10 @@ describe('#RawTransactions', () => {
      } catch (err) {
        // console.log(err)

-        assert2.include(err.message, 'Input must be a string or array of strings')
+        assert2.include(
+          err.message,
+          'Input to raw-transaction.js/getTxData() must be a string containg a TXID.'
+        )
      }
    })

@@ -202,7 +209,8 @@ describe('#RawTransactions', () => {
          .stub(bchjs.RawTransactions, 'getRawTransaction')
          .rejects(new Error('test error'))

-        const txid = '05f7d4a4e25f53d63a360434eb54f221abf159112b7fffc91da1072a079cded3'
+        const txid =
+          '05f7d4a4e25f53d63a360434eb54f221abf159112b7fffc91da1072a079cded3'

        await bchjs.RawTransactions.getTxData(txid)

@@ -4,7 +4,7 @@

 const assert = require('chai').assert
 const sinon = require('sinon')
-// const axios = require("axios")
+const axios = require('axios')

 // Default to unit tests unless some other value for TEST is passed.
 if (!process.env.TEST) process.env.TEST = 'unit'
@@ -14,7 +14,7 @@ const BCHJS = require('../../src/bch-js')
 const bchjs = new BCHJS()

 // Mock data used for unit tests
-// const mockData = require("./fixtures/slp/mock-utils")
+const mockData = require('./fixtures/slp/mock-utils')

 // Default to unit tests unless some other value for TEST is passed.
 if (!process.env.TEST) process.env.TEST = 'unit'
@@ -253,4 +253,95 @@ describe('#SLP NFT1', () => {
      assert.isNumber(result.outputs)
    })
  })
+  describe('#listNFTGroupChildren', () => {
+    it('should throw an error for improper input', async () => {
+      try {
+        const groupId = 12345
+
+        await bchjs.SLP.NFT1.listNFTGroupChildren(groupId)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        // console.log(`err: `, err)
+        assert.include(
+          err.message,
+          'groupId must be a string'
+        )
+      }
+    })
+    it('should handle API response error', async () => {
+      try {
+        const error = new Error()
+        error.response = {
+          error: 'NFT group does not exists'
+        }
+        sandbox.stub(axios, 'get').throws(error)
+
+        const groupId = 'non-exists'
+        await bchjs.SLP.NFT1.listNFTGroupChildren(groupId)
+      } catch (err) {
+        assert.include(
+          err.response,
+          { error: 'NFT group does not exists' }
+        )
+      }
+    })
+    it('should return array of children GENESIS transactions IDs', async () => {
+      sandbox.stub(axios, 'get').resolves({ data: mockData.mockNftChildrenList })
+
+      const groupId = '68cd33ecd909068fbea318ae5ff1d6207cf754e53b191327d6d73b6916424c0a'
+      const result = await bchjs.SLP.NFT1.listNFTGroupChildren(groupId)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.property(result, 'nftChildren')
+      assert.isArray(result.nftChildren)
+    })
+  })
+  describe('#parentNFTGroup', () => {
+    it('should throw an error for improper input', async () => {
+      try {
+        const tokenId = 12345
+
+        await bchjs.SLP.NFT1.parentNFTGroup(tokenId)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        // console.log(`err: `, err)
+        assert.include(
+          err.message,
+          'tokenId must be a string'
+        )
+      }
+    })
+    it('should handle API response error', async () => {
+      try {
+        const error = new Error()
+        error.response = {
+          error: 'NFT child does not exists'
+        }
+        sandbox.stub(axios, 'get').throws(error)
+
+        const tokenId = 'non-exists'
+        await bchjs.SLP.NFT1.parentNFTGroup(tokenId)
+      } catch (err) {
+        assert.include(
+          err.response,
+          { error: 'NFT child does not exists' }
+        )
+      }
+    })
+    it('should return parent NFT group information', async () => {
+      sandbox.stub(axios, 'get').resolves({ data: mockData.mockNftGroup })
+
+      const tokenId = '45a30085691d6ea586e3ec2aa9122e9b0e0d6c3c1fd357decccc15d8efde48a9'
+      const result = await bchjs.SLP.NFT1.parentNFTGroup(tokenId)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.property(result, 'nftGroup')
+      assert.property(result.nftGroup, 'id')
+      assert.property(result.nftGroup, 'name')
+      assert.property(result.nftGroup, 'symbol')
+      assert.property(result.nftGroup, 'documentUri')
+      assert.property(result.nftGroup, 'versionType')
+      assert.property(result.nftGroup, 'initialTokenQty')
+    })
+  })
 })
@@ -10,7 +10,7 @@ let uut

 const REST_URL = process.env.RESTURL
  ? process.env.RESTURL
-  : 'https://bchn.fullstack.cash/v4/'
+  : 'https://bchn.fullstack.cash/v5/'

 // Mock data used for unit tests
 const mockDataLib = require('./fixtures/slp/mock-utils')
@@ -2281,23 +2281,25 @@ describe('#SLP Utils', () => {
      assert.equal(result, true)
    })

-    it('catches and throws an error', async () => {
-      try {
-        const txid = 'fakeTxid'
-
-        // Force an error
-        sandbox
-          .stub(uut.Utils, 'validateTxid3')
-          .rejects(new Error('fake error'))
-
-        await await uut.Utils.waterfallValidateTxid(txid)
-
-        assert.fail('Unexpected result')
-      } catch (err) {
-        // console.log(`err.message: ${err.message}`)
-        assert.include(err.message, 'fake error')
-      }
-    })
+    // CT 08-09-21 Changed behavior. validateTxid3() is now wrapped in a
+    // try/catch statement that exits quietly if there is an error.
+    // it('catches and throws an error', async () => {
+    //   try {
+    //     const txid = 'fakeTxid'
+    //
+    //     // Force an error
+    //     sandbox
+    //       .stub(uut.Utils, 'validateTxid3')
+    //       .rejects(new Error('fake error'))
+    //
+    //     await await uut.Utils.waterfallValidateTxid(txid)
+    //
+    //     assert.fail('Unexpected result')
+    //   } catch (err) {
+    //     // console.log(`err.message: ${err.message}`)
+    //     assert.include(err.message, 'fake error')
+    //   }
+    // })
  })

  describe('#getWhitelist', () => {
@@ -0,0 +1,719 @@
+/*
+  Unit tests for the transaction.js library.
+*/
+
+// Public npm libraries
+const assert = require('chai').assert
+const sinon = require('sinon')
+const cloneDeep = require('lodash.clonedeep')
+
+const BCHJS = require('../../src/bch-js')
+const bchjs = new BCHJS()
+
+const mockDataLib = require('./fixtures/transaction-mock.js')
+
+describe('#TransactionLib', () => {
+  let sandbox, mockData
+
+  beforeEach(() => {
+    sandbox = sinon.createSandbox()
+
+    mockData = cloneDeep(mockDataLib)
+  })
+  afterEach(() => sandbox.restore())
+
+  describe('#getOld', () => {
+    it('should throw an error if txid is not specified', async () => {
+      try {
+        await bchjs.Transaction.getOld()
+
+        assert.fail('Unexpected code path!')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Input to Transaction.get() must be a string containing a TXID.'
+        )
+      }
+    })
+
+    it('should get details about a non-SLP transaction', async () => {
+      const txid =
+        '2b37bdb3b63dd0bca720437754a36671431a950e684b64c44ea910ea9d5297c7'
+
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.nonSlpTxDetails)
+
+      const result = await bchjs.Transaction.getOld(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[0].scriptPubKey, 'addresses')
+
+      // Assert that added properties exist.
+      assert.property(result.vin[0], 'address')
+      assert.property(result.vin[0], 'value')
+      assert.property(result, 'isValidSLPTx')
+      assert.equal(result.isValidSLPTx, false)
+    })
+
+    it('should get details about a SLP transaction', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.slpTxDetails)
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.mockOpReturnData01)
+        .onCall(1)
+        .resolves(mockData.mockOpReturnData02)
+        .onCall(2)
+        .resolves(mockData.mockOpReturnData03)
+        .onCall(3)
+        .rejects(new Error('No OP_RETURN'))
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'waterfallValidateTxid')
+        .resolves(true)
+
+      const txid =
+        '266844d53e46bbd7dd37134688dffea6e54d944edff27a0add63dd0908839bc1'
+
+      const result = await bchjs.Transaction.getOld(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert that added properties exist.
+      assert.property(result.vout[0], 'tokenQty')
+      assert.equal(result.vout[0].tokenQty, null)
+      assert.property(result.vin[0], 'address')
+      assert.property(result.vin[0], 'value')
+      assert.property(result.vin[0], 'tokenQty')
+      assert.property(result, 'isValidSLPTx')
+      assert.equal(result.isValidSLPTx, true)
+    })
+
+    it('should catch and throw error on network error', async () => {
+      try {
+        const txid =
+          '2b37bdb3b63dd0bca720437754a36671431a950e684b64c44ea910ea9d5297c7'
+
+        // Force an error
+        sandbox
+          .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+          .rejects(new Error('test error'))
+
+        await bchjs.Transaction.getOld(txid)
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    // This test case was created in response to a bug. When the input TX
+    // was a Genesis SLP transaction, the inputs of the transaction were not
+    // being hydrated properly.
+    it('should get input details when input is a genesis tx', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.genesisTestInputTx)
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.genesisTestOpReturnData01)
+        .onCall(1)
+        .resolves(mockData.genesisTestOpReturnData02)
+        .onCall(2)
+        .resolves(mockData.genesisTestOpReturnData02)
+        .onCall(3)
+        .resolves(mockData.genesisTestOpReturnData02)
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'waterfallValidateTxid')
+        .resolves(true)
+
+      const txid =
+        '874306bda204d3a5dd15e03ea5732cccdca4c33a52df35162cdd64e30ea7f04e'
+
+      const result = await bchjs.Transaction.getOld(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert that added properties exist.
+      assert.property(result.vout[0], 'tokenQty')
+      assert.equal(result.vout[0].tokenQty, null)
+      assert.property(result.vin[0], 'address')
+      assert.property(result.vin[0], 'value')
+      assert.property(result.vin[0], 'tokenQty')
+      assert.property(result, 'isValidSLPTx')
+      assert.equal(result.isValidSLPTx, true)
+
+      // Assert inputs values unique to a Genesis input have the proper values.
+      assert.equal(result.vin[0].tokenQty, 10000000)
+      assert.equal(result.vin[1].tokenQty, null)
+    })
+
+    it('should get input details when input is a mint tx', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.mintTestInputTx)
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.mintTestOpReturnData01)
+        .onCall(1)
+        .resolves(mockData.mintTestOpReturnData02)
+        .onCall(2)
+        .resolves(mockData.mintTestOpReturnData02)
+        .onCall(3)
+        .resolves(mockData.mintTestOpReturnData03)
+        .onCall(4)
+        .resolves(mockData.mintTestOpReturnData03)
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'waterfallValidateTxid')
+        .resolves(true)
+
+      const txid =
+        '4640a734063ea79fa587a3cac38a70a2f6f3db0011e23514024185982110d0fa'
+
+      const result = await bchjs.Transaction.getOld(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert that added properties exist.
+      assert.property(result.vout[0], 'tokenQty')
+      assert.equal(result.vout[0].tokenQty, null)
+      assert.property(result.vin[0], 'address')
+      assert.property(result.vin[0], 'value')
+      assert.property(result.vin[0], 'tokenQty')
+      assert.property(result, 'isValidSLPTx')
+      assert.equal(result.isValidSLPTx, true)
+
+      // Assert inputs values unique to a Mint input have the proper values.
+      assert.equal(result.vin[0].tokenQty, 43545.34534)
+      assert.equal(result.vin[1].tokenQty, 2.34123)
+      assert.equal(result.vin[2].tokenQty, null)
+    })
+
+    // This test case was generated from the problematic transaction that
+    // used inputs in a 'non-standard' way.
+    it('should correctly assign quantities to mixed mint inputs', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.sendTestInputTx01)
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.sendTestOpReturnData01)
+        .onCall(1)
+        .resolves(mockData.sendTestOpReturnData02)
+        .onCall(2)
+        .resolves(mockData.sendTestOpReturnData03)
+        .onCall(3)
+        .resolves(mockData.sendTestOpReturnData03)
+        .onCall(4)
+        .resolves(mockData.sendTestOpReturnData04)
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'waterfallValidateTxid')
+        .resolves(true)
+
+      const txid =
+        '6bc111fbf5b118021d68355ca19a0e77fa358dd931f284b2550f79a51ab4792a'
+
+      const result = await bchjs.Transaction.getOld(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert that added properties exist.
+      assert.property(result.vout[0], 'tokenQty')
+      assert.equal(result.vout[0].tokenQty, null)
+      assert.property(result.vin[0], 'address')
+      assert.property(result.vin[0], 'value')
+      assert.property(result.vin[0], 'tokenQty')
+      assert.property(result, 'isValidSLPTx')
+      assert.equal(result.isValidSLPTx, true)
+
+      // Assert inputs values unique to a Mint input have the proper values.
+      assert.equal(result.vin[0].tokenQty, 100000000)
+      assert.equal(result.vin[1].tokenQty, null)
+      assert.equal(result.vin[2].tokenQty, 99000000)
+    })
+  })
+
+  describe('#get3', () => {
+    it('should throw an error if txid is not specified', async () => {
+      try {
+        await bchjs.Transaction.get3()
+
+        assert.fail('Unexpected code path!')
+      } catch (err) {
+        assert.include(
+          err.message,
+          'Input to Transaction.get() must be a string containing a TXID.'
+        )
+      }
+    })
+
+    it('should get details about a non-SLP transaction', async () => {
+      const txid =
+        '2b37bdb3b63dd0bca720437754a36671431a950e684b64c44ea910ea9d5297c7'
+
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.nonSlpTxDetails)
+      sandbox
+        .stub(bchjs.Transaction.blockchain, 'getBlockHeader')
+        .resolves({ height: 602405 })
+      sandbox.stub(bchjs.Transaction, 'getTokenInfo').resolves(false)
+
+      const result = await bchjs.Transaction.get3(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[0].scriptPubKey, 'addresses')
+
+      // Assert that added properties exist.
+      assert.property(result.vin[0], 'address')
+      assert.property(result.vin[0], 'value')
+
+      // Assert blockheight is added
+      assert.equal(result.blockheight, 602405)
+      assert.equal(result.isSlpTx, false)
+    })
+
+    it('should get details about a SLP SEND tx with SEND input', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.slpTxDetails)
+      sandbox
+        .stub(bchjs.Transaction.blockchain, 'getBlockHeader')
+        .resolves({ height: 603424 })
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.mockOpReturnData01)
+        .onCall(1)
+        .resolves(mockData.mockOpReturnData02)
+        .onCall(2)
+        .resolves(mockData.mockOpReturnData03)
+        .onCall(3)
+        .rejects(new Error('No OP_RETURN'))
+
+      const txid =
+        '266844d53e46bbd7dd37134688dffea6e54d944edff27a0add63dd0908839bc1'
+
+      const result = await bchjs.Transaction.get3(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert outputs have expected properties
+      assert.equal(result.vout[0].tokenQty, null)
+      assert.equal(result.vout[0].tokenQtyStr, null)
+      assert.equal(result.vout[1].tokenQty, 1)
+      assert.equal(result.vout[1].tokenQtyStr, '1')
+      assert.equal(result.vout[2].tokenQty, 998833)
+      assert.equal(result.vout[2].tokenQtyStr, '998833')
+      assert.equal(result.vout[3].tokenQty, null)
+      assert.equal(result.vout[3].tokenQtyStr, null)
+
+      // Assert that inputs have expected properties
+      assert.equal(result.vin[0].tokenQtyStr, '998834')
+      assert.equal(result.vin[0].tokenQty, 998834)
+      assert.equal(
+        result.vin[0].tokenId,
+        '497291b8a1dfe69c8daea50677a3d31a5ef0e9484d8bebb610dac64bbc202fb7'
+      )
+      assert.equal(result.vin[1].tokenQtyStr, '0')
+      assert.equal(result.vin[1].tokenQty, 0)
+      assert.equal(result.vin[1].tokenId, null)
+
+      // Assert blockheight is added
+      assert.equal(result.blockheight, 603424)
+      assert.equal(result.isSlpTx, true)
+    })
+
+    it('should catch and throw error on network error', async () => {
+      try {
+        const txid =
+          '2b37bdb3b63dd0bca720437754a36671431a950e684b64c44ea910ea9d5297c7'
+
+        // Force an error
+        sandbox
+          .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+          .rejects(new Error('test error'))
+
+        await bchjs.Transaction.get3(txid)
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    // This test case was created in response to a bug. When the input TX
+    // was a Genesis SLP transaction, the inputs of the transaction were not
+    // being hydrated properly.
+    it('should get details about a SLP SEND tx with GENSIS input', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.genesisTestInputTx)
+      sandbox
+        .stub(bchjs.Transaction.blockchain, 'getBlockHeader')
+        .resolves({ height: 543409 })
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.genesisTestOpReturnData01)
+        .onCall(1)
+        .resolves(mockData.genesisTestOpReturnData02)
+        .onCall(2)
+        .resolves(mockData.genesisTestOpReturnData02)
+        .onCall(3)
+        .resolves(mockData.genesisTestOpReturnData02)
+
+      const txid =
+        '874306bda204d3a5dd15e03ea5732cccdca4c33a52df35162cdd64e30ea7f04e'
+
+      const result = await bchjs.Transaction.get3(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert outputs have expected properties and values
+      assert.equal(result.vout[0].tokenQty, null)
+      assert.equal(result.vout[0].tokenQtyStr, null)
+      assert.equal(result.vout[1].tokenQty, 5000000)
+      assert.equal(result.vout[1].tokenQtyStr, '5000000')
+      assert.equal(result.vout[2].tokenQty, 5000000)
+      assert.equal(result.vout[2].tokenQtyStr, '5000000')
+      assert.equal(result.vout[3].tokenQty, null)
+      assert.equal(result.vout[3].tokenQtyStr, null)
+
+      // Assert inputs have expected properties and values
+      assert.equal(result.vin[0].tokenQty, 10000000)
+      assert.equal(result.vin[0].tokenQtyStr, '10000000')
+      assert.equal(
+        result.vin[0].tokenId,
+        '323a1e35ae0b356316093d20f2d9fbc995d19314b5c0148b78dc8d9c0dab9d35'
+      )
+      assert.equal(result.vin[1].tokenQty, 0)
+      assert.equal(result.vin[1].tokenQtyStr, '0')
+      assert.equal(result.vin[1].tokenId, null)
+
+      // Assert blockheight is added
+      assert.equal(result.blockheight, 543409)
+      assert.equal(result.isSlpTx, true)
+    })
+
+    it('should get details about a SLP SEND tx with MINT (and GENESIS) input', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.mintTestInputTx)
+      sandbox
+        .stub(bchjs.Transaction.blockchain, 'getBlockHeader')
+        .resolves({ height: 543614 })
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.mintTestOpReturnData01)
+        .onCall(1)
+        .resolves(mockData.mintTestOpReturnData02)
+        .onCall(2)
+        .resolves(mockData.mintTestOpReturnData02)
+        .onCall(3)
+        .resolves(mockData.mintTestOpReturnData03)
+        .onCall(4)
+        .resolves(mockData.mintTestOpReturnData03)
+
+      const txid =
+        '4640a734063ea79fa587a3cac38a70a2f6f3db0011e23514024185982110d0fa'
+
+      const result = await bchjs.Transaction.get3(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert expected output properties and values exist.
+      assert.equal(result.vout[0].tokenQty, null)
+      assert.equal(result.vout[1].tokenQty, 43547.68657)
+      assert.equal(result.vout[1].tokenQtyStr, '43547.68657')
+      assert.equal(result.vout[2].tokenQty, null)
+
+      // Assert expected input properties and values exist.
+      assert.equal(result.vin[0].tokenQty, 43545.34534)
+      assert.equal(result.vin[0].tokenQtyStr, '43545.34534')
+      assert.equal(
+        result.vin[0].tokenId,
+        '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8'
+      )
+      assert.equal(result.vin[1].tokenQty, 2.34123)
+      assert.equal(result.vin[1].tokenQtyStr, '2.34123')
+      assert.equal(
+        result.vin[1].tokenId,
+        '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8'
+      )
+      assert.equal(result.vin[2].tokenQty, 0)
+      assert.equal(result.vin[2].tokenQtyStr, '0')
+      assert.equal(result.vin[2].tokenId, null)
+
+      // Assert blockheight is added
+      assert.equal(result.blockheight, 543614)
+      assert.equal(result.isSlpTx, true)
+    })
+
+    // This test case was generated from the problematic transaction that
+    // used inputs in a 'non-standard' way.
+    it('should get details about a SLP SEND tx with MINT (and SEND) input', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.sendTestInputTx01)
+      sandbox
+        .stub(bchjs.Transaction.blockchain, 'getBlockHeader')
+        .resolves({ height: 543957 })
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.sendTestOpReturnData01)
+        .onCall(1)
+        .resolves(mockData.sendTestOpReturnData02)
+        .onCall(2)
+        .resolves(mockData.sendTestOpReturnData03)
+        .onCall(3)
+        .resolves(mockData.sendTestOpReturnData03)
+        .onCall(4)
+        .resolves(mockData.sendTestOpReturnData04)
+
+      const txid =
+        '6bc111fbf5b118021d68355ca19a0e77fa358dd931f284b2550f79a51ab4792a'
+
+      const result = await bchjs.Transaction.get3(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert the outputs have expected properties and values.
+      assert.equal(result.vout[0].tokenQty, null)
+      assert.equal(result.vout[1].tokenQty, 1000000)
+      assert.equal(result.vout[1].tokenQtyStr, '1000000')
+      assert.equal(result.vout[2].tokenQty, 198000000)
+      assert.equal(result.vout[2].tokenQtyStr, '198000000')
+      assert.equal(result.vout[3].tokenQty, null)
+
+      // Assert the inputs have expected properties and values.
+      assert.equal(result.vin[0].tokenQty, 100000000)
+      assert.equal(result.vin[0].tokenQtyStr, '100000000')
+      assert.equal(
+        result.vin[0].tokenId,
+        '550d19eb820e616a54b8a73372c4420b5a0567d8dc00f613b71c5234dc884b35'
+      )
+      assert.equal(result.vin[1].tokenQty, 0)
+      assert.equal(result.vin[1].tokenQtyStr, 0)
+      assert.equal(result.vin[1].tokenId, null)
+      assert.equal(result.vin[2].tokenQty, 99000000)
+      assert.equal(result.vin[2].tokenQtyStr, '99000000')
+      assert.equal(
+        result.vin[2].tokenId,
+        '550d19eb820e616a54b8a73372c4420b5a0567d8dc00f613b71c5234dc884b35'
+      )
+
+      // Assert blockheight is added
+      assert.equal(result.blockheight, 543957)
+      assert.equal(result.isSlpTx, true)
+    })
+
+    // This was a problematic TX
+    it('should process MINT TX with GENESIS input', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.mintTestInputTx02)
+      sandbox
+        .stub(bchjs.Transaction.blockchain, 'getBlockHeader')
+        .resolves({ height: 543614 })
+      sandbox
+        .stub(bchjs.Transaction.slpUtils, 'decodeOpReturn')
+        .onCall(0)
+        .resolves(mockData.mintTestOpReturnData04)
+        .onCall(1)
+        .resolves(mockData.mintTestOpReturnData05)
+        .onCall(2)
+        .resolves(mockData.mintTestOpReturnData05)
+        .onCall(3)
+        .resolves(mockData.mintTestOpReturnData05)
+        .onCall(4)
+        .resolves(mockData.mintTestOpReturnData05)
+        .onCall(5)
+        .resolves(mockData.mintTestOpReturnData05)
+
+      const txid =
+        'ee9d3cf5153599c134147e3fac9844c68e216843f4452a1ce15a29452af6db34'
+
+      const result = await bchjs.Transaction.get3(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert outputs have expected properties and values
+      assert.equal(result.vout[0].tokenQty, 0)
+      assert.equal(result.vout[0].tokenQty, '0')
+      assert.equal(result.vout[1].tokenQty, 2.34123)
+      assert.equal(result.vout[1].tokenQty, '2.34123')
+      assert.equal(result.vout[2].tokenQty, 0)
+      assert.equal(result.vout[2].tokenQty, '0')
+      assert.equal(result.vout[2].isMintBaton, true)
+      assert.equal(result.vout[3].tokenQty, 0)
+      assert.equal(result.vout[3].tokenQty, '0')
+
+      // Assert inputs have expected properties and values
+      assert.equal(result.vin[0].tokenQty, 0)
+      assert.equal(result.vin[0].tokenQtyStr, '0')
+      assert.equal(result.vin[0].tokenId, null)
+      assert.equal(result.vin[1].tokenQty, 0)
+      assert.equal(result.vin[1].tokenQtyStr, '0')
+      assert.equal(
+        result.vin[1].tokenId,
+        '938cc18e618967d787897bbc64b9a8d201b94ec7c69b1a9949eab0433ba5cdf8'
+      )
+      assert.equal(result.vin[1].isMintBaton, true)
+
+      // Assert added TX data exists.
+      assert.equal(result.blockheight, 543614)
+      assert.equal(result.isSlpTx, true)
+    })
+
+    // It should process a GENESIS tx
+    it('should process a GENESIS tx', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Transaction.rawTransaction, 'getTxData')
+        .resolves(mockData.genesisTestInputTx02)
+      sandbox
+        .stub(bchjs.Transaction.blockchain, 'getBlockHeader')
+        .resolves({ height: 571212 })
+      sandbox
+        .stub(bchjs.Transaction, 'getTokenInfo')
+        .onCall(0)
+        .resolves(mockData.genesisTestOpReturn03)
+        .onCall(1)
+        .resolves(mockData.genesisTestOpReturn03)
+        .onCall(2)
+        .resolves(false)
+        .onCall(3)
+        .resolves(false)
+        .onCall(4)
+        .resolves(false)
+
+      const txid =
+        '4de69e374a8ed21cbddd47f2338cc0f479dc58daa2bbe11cd604ca488eca0ddf'
+
+      const result = await bchjs.Transaction.get3(txid)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert that there are stanardized properties.
+      assert.property(result, 'txid')
+      assert.property(result, 'vin')
+      assert.property(result, 'vout')
+      assert.property(result.vout[0], 'value')
+      assert.property(result.vout[1].scriptPubKey, 'addresses')
+
+      // Assert output have expected properties and values
+      assert.equal(result.vout[0].tokenQty, 0)
+      assert.equal(result.vout[0].tokenQtyStr, '0')
+      assert.equal(result.vout[0].isMintBaton, true)
+      assert.equal(result.vout[1].tokenQty, 1000000000)
+      assert.equal(result.vout[1].tokenQtyStr, '1000000000')
+      assert.equal(result.vout[2].tokenQty, 0)
+      assert.equal(result.vout[2].tokenQtyStr, '0')
+
+      // Assert input have expected properties and values
+      assert.equal(result.vin[0].tokenQty, 0)
+      assert.equal(result.vin[0].tokenQtyStr, '0')
+      assert.equal(result.vin[0].tokenId, null)
+      assert.equal(result.vin[1].tokenQty, 0)
+      assert.equal(result.vin[1].tokenQtyStr, '0')
+      assert.equal(result.vin[1].tokenId, null)
+
+      // Assert added TX data exists.
+      assert.equal(result.blockheight, 571212)
+      assert.equal(result.isSlpTx, true)
+    })
+  })
+
+  describe('#get', () => {
+    it('should proxy psf-slp-indexer', async () => {
+      // console.log('bchjs.Transaction: ', bchjs.Transaction)
+      sandbox.stub(bchjs.Transaction.psfSlpIndexer, 'tx').resolves('test data')
+
+      const result = await bchjs.Transaction.get()
+
+      assert.equal(result, 'test data')
+    })
+  })
+})
@@ -15,7 +15,7 @@ describe('#utxo', () => {
  beforeEach(() => (sandbox = sinon.createSandbox()))
  afterEach(() => sandbox.restore())

-  describe('#get', () => {
+  describe('#getOld', () => {
    it('should get hydrated and filtered UTXOs for an address', async () => {
      // Mock dependencies.
      sandbox.stub(bchjs.Utxo.electrumx, 'utxo').resolves(mockData.mockUtxoData)
@@ -25,7 +25,7 @@ describe('#utxo', () => {

      const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'

-      const result = await bchjs.Utxo.get(addr)
+      const result = await bchjs.Utxo.getOld(addr)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

      assert.isArray(result)
@@ -46,7 +46,7 @@ describe('#utxo', () => {

        const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'

-        await bchjs.Utxo.get(addr)
+        await bchjs.Utxo.getOld(addr)

        assert.fail('Unexpected code path')
      } catch (err) {
@@ -66,7 +66,7 @@ describe('#utxo', () => {
        'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
      ]

-      const result = await bchjs.Utxo.get(addr)
+      const result = await bchjs.Utxo.getOld(addr)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

      assert.isArray(result)
@@ -88,7 +88,7 @@ describe('#utxo', () => {
          addrs.push(addr)
        }

-        await bchjs.Utxo.get(addrs)
+        await bchjs.Utxo.getOld(addrs)

        assert.fail('Unexpected code path')
      } catch (err) {
@@ -105,7 +105,7 @@ describe('#utxo', () => {

      const addr = 'simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj'

-      const result = await bchjs.Utxo.get(addr)
+      const result = await bchjs.Utxo.getOld(addr)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

      assert.isArray(result)
@@ -133,7 +133,7 @@ describe('#utxo', () => {
      const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'
      const useWhitelist = true

-      const result = await bchjs.Utxo.get(addr, useWhitelist)
+      const result = await bchjs.Utxo.getOld(addr, useWhitelist)
      // console.log(`result: ${JSON.stringify(result, null, 2)}`)

      assert.isArray(result)
@@ -188,4 +188,121 @@ describe('#utxo', () => {
      assert.equal(result.satoshis, 800)
    })
  })
+
+  describe('#hydrateTokenData', () => {
+    it('should hydrate token UTXOs', async () => {
+      // Mock dependencies
+      sandbox
+        .stub(bchjs.Utxo.psfSlpIndexer, 'tokenStats')
+        .onCall(0)
+        .resolves(mockData.genesisData01)
+        .onCall(1)
+        .resolves(mockData.genesisData02)
+        .onCall(2)
+        .resolves(mockData.genesisData03)
+
+      const result = await bchjs.Utxo.hydrateTokenData(mockData.tokenUtxos01)
+      // console.log('result: ', result)
+
+      assert.equal(result.length, 4)
+      assert.property(result[0], 'qtyStr')
+      assert.property(result[0], 'ticker')
+      assert.property(result[0], 'name')
+      assert.property(result[0], 'documentUri')
+      assert.property(result[0], 'documentHash')
+    })
+
+    it('should should catch and throw errors', async () => {
+      try {
+        // Force error
+        sandbox
+          .stub(bchjs.Utxo.psfSlpIndexer, 'tokenStats')
+          .rejects(new Error('test error'))
+
+        await bchjs.Utxo.hydrateTokenData(mockData.tokenUtxos01)
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.equal(err.message, 'test error')
+      }
+    })
+  })
+
+  describe('#get', () => {
+    it('should throw an error if input is not a string', async () => {
+      try {
+        const addr = 123
+
+        await bchjs.Utxo.get(addr)
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        assert.include(err.message, 'address input must be a string')
+      }
+    })
+
+    it('should return UTXO information', async () => {
+      // mock dependencies
+      sandbox
+        .stub(bchjs.Utxo.electrumx, 'utxo')
+        .resolves(mockData.fulcrumUtxos01)
+      sandbox
+        .stub(bchjs.Utxo.psfSlpIndexer, 'balance')
+        .resolves(mockData.psfSlpIndexerUtxos01)
+      sandbox
+        .stub(bchjs.Utxo.psfSlpIndexer, 'tx')
+        .resolves({ txData: { isValidSlp: false } })
+
+      // Mock function to return the same input. Good enough for this test.
+      sandbox.stub(bchjs.Utxo, 'hydrateTokenData').resolves(x => x)
+
+      const addr = 'simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj'
+
+      const result = await bchjs.Utxo.get(addr)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      // Assert expected properties exist
+      assert.property(result, 'address')
+      assert.property(result, 'bchUtxos')
+      assert.property(result, 'slpUtxos')
+      assert.property(result.slpUtxos, 'type1')
+      assert.property(result.slpUtxos.type1, 'tokens')
+      assert.property(result.slpUtxos.type1, 'mintBatons')
+      assert.property(result.slpUtxos, 'nft')
+      assert.property(result, 'nullUtxos')
+
+      assert.equal(result.bchUtxos.length, 4)
+      assert.equal(result.slpUtxos.type1.tokens.length, 1)
+      assert.equal(result.slpUtxos.type1.mintBatons.length, 1)
+      assert.equal(result.nullUtxos.length, 0)
+    })
+
+    it('should handle an address with no SLP UTXOs', async () => {
+      // mock dependencies
+      sandbox
+        .stub(bchjs.Utxo.electrumx, 'utxo')
+        .resolves(mockData.fulcrumUtxos02)
+      sandbox
+        .stub(bchjs.Utxo.psfSlpIndexer, 'tx')
+        .resolves({ txData: { isValidSlp: false } })
+
+      // Force psf-slp-indexer to return no UTXOs
+      sandbox
+        .stub(bchjs.Utxo.psfSlpIndexer, 'balance')
+        .rejects(mockData.noUtxoErr)
+
+      // Mock function to return the same input. Good enough for this test.
+      sandbox.stub(bchjs.Utxo, 'hydrateTokenData').resolves(() => [])
+
+      const addr = 'simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj'
+
+      const result = await bchjs.Utxo.get(addr)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.equal(result.bchUtxos.length, 1)
+      assert.equal(result.slpUtxos.type1.tokens.length, 0)
+      assert.equal(result.slpUtxos.type1.mintBatons.length, 0)
+      assert.equal(result.nullUtxos.length, 0)
+    })
+  })
 })