diff --git a/src/psf-slp-indexer.js b/src/psf-slp-indexer.js
index f85af80..7a614ac 100644
--- a/src/psf-slp-indexer.js
+++ b/src/psf-slp-indexer.js
@@ -33,30 +33,30 @@ class PsfSlpIndexer {
   }
 
   /**
-     * @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
-     *     }
-     *  }
-     *
-     */
+   * @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(
@@ -71,53 +71,53 @@ class PsfSlpIndexer {
   }
 
   /**
-     * @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'
-     *        }
-     *      ]
-     *    }
-     *  }
-     *
-     */
+   * @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 {
       // Handle single address.
@@ -137,48 +137,48 @@ class PsfSlpIndexer {
   }
 
   /**
-     * @api PsfSlpIndexer.tokenStats()  tokenStats()
-     * @apiName Token Stats
-     * @apiGroup PSF SLP
-     * @apiDescription Return list stats for a single slp token.
-     *
-     * @apiExample Example usage:
-     * (async () => {
-     *   try {
-     *     let tokenStats = await bchjs.PsfSlpIndexer.tokenStats('a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2');
-     *     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'
-     *       }
-     *     ]
-     *   }
-     * }
-     *
-     */
+   * @api PsfSlpIndexer.tokenStats()  tokenStats()
+   * @apiName Token Stats
+   * @apiGroup PSF SLP
+   * @apiDescription Return list stats for a single slp token.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     let tokenStats = await bchjs.PsfSlpIndexer.tokenStats('a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2');
+   *     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) {
     try {
@@ -199,78 +199,78 @@ class PsfSlpIndexer {
   }
 
   /**
-     * @api PsfSlpIndexer.txId()  txId()
-     * @apiName SLP Transaction Data
-     * @apiGroup PSF SLP
-     * @apiDescription Return slp transaction data.
-     *
-     * @apiExample Example usage:
-     * (async () => {
-     *   try {
-     *     let txData = await bchjs.PsfSlpIndexer.txId('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 txId (txid) {
+   * @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') {
diff --git a/test/integration/chains/bchn/psf-slp-indexer.integration.js b/test/integration/chains/bchn/psf-slp-indexer.integration.js
new file mode 100644
index 0000000..8166552
--- /dev/null
+++ b/test/integration/chains/bchn/psf-slp-indexer.integration.js
@@ -0,0 +1,60 @@
+/*
+  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', async () => {
+      const tokenId =
+        '38e97c5d7d3585a2cbf3f9580c82ca33985f9cb0845d4dcce220cb709f9538b0'
+
+      const result = await bchjs.PsfSlpIndexer.tokenStats(tokenId)
+      console.log('result: ', result)
+
+      assert.property(result.tokenData, 'documentUri')
+      assert.property(result.tokenData, 'txs')
+      assert.property(result.tokenData, 'totalBurned')
+    })
+  })
+})
+
+// Promise-based sleep function
+function sleep (ms) {
+  return new Promise(resolve => setTimeout(resolve, ms))
+}
diff --git a/test/unit/psf-slp-indexer.js b/test/unit/psf-slp-indexer.js
index 1ce97e4..f695cc7 100644
--- a/test/unit/psf-slp-indexer.js
+++ b/test/unit/psf-slp-indexer.js
@@ -35,10 +35,7 @@ describe('#PsfSlpIndexer', () => {
         // console.log(`result: ${JSON.stringify(result, null, 2)}`)
         assert.equal(true, false, 'Unexpected result!')
       } catch (err) {
-        assert.include(
-          err.message,
-          'test error'
-        )
+        assert.include(err.message, 'test error')
       }
     })
     it('should handle request error', async () => {
@@ -81,10 +78,7 @@ describe('#PsfSlpIndexer', () => {
         assert.equal(true, false, 'Unexpected result!')
       } catch (err) {
         // console.log(`err: `, err)
-        assert.include(
-          err.message,
-          'Input address must be a string.'
-        )
+        assert.include(err.message, 'Input address must be a string.')
       }
     })
     it('should handle axios error', async () => {
@@ -98,10 +92,7 @@ describe('#PsfSlpIndexer', () => {
         // console.log(`result: ${JSON.stringify(result, null, 2)}`)
         assert.equal(true, false, 'Unexpected result!')
       } catch (err) {
-        assert.include(
-          err.message,
-          'test error'
-        )
+        assert.include(err.message, 'test error')
       }
     })
     it('should handle request error', async () => {
@@ -127,7 +118,8 @@ describe('#PsfSlpIndexer', () => {
       // Stub the network call.
       sandbox.stub(axios, 'post').resolves({ data: mockData.tokenStats })
 
-      const tokenId = 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+      const tokenId =
+        'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
       const result = await bchjs.PsfSlpIndexer.tokenStats(tokenId)
       // console.log(`result: ${JSON.stringify(result, null, 2)}`)
       assert.property(result, 'tokenData')
@@ -154,10 +146,7 @@ describe('#PsfSlpIndexer', () => {
         assert.equal(true, false, 'Unexpected result!')
       } catch (err) {
         // console.log(`err: `, err)
-        assert.include(
-          err.message,
-          'Input tokenId must be a string.'
-        )
+        assert.include(err.message, 'Input tokenId must be a string.')
       }
     })
     it('should handle axios error', async () => {
@@ -165,15 +154,13 @@ describe('#PsfSlpIndexer', () => {
         // Stub the network call.
         sandbox.stub(axios, 'post').throws(new Error('test error'))
 
-        const tokenId = 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+        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'
-        )
+        assert.include(err.message, 'test error')
       }
     })
     it('should handle request error', async () => {
@@ -183,7 +170,8 @@ describe('#PsfSlpIndexer', () => {
         testErr.response = { data: { status: 422 } }
         sandbox.stub(axios, 'post').throws(testErr)
 
-        const tokenId = 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+        const tokenId =
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
         await bchjs.PsfSlpIndexer.tokenStats(tokenId)
         assert.equal(true, false, 'Unexpected result!')
       } catch (err) {
@@ -192,13 +180,14 @@ describe('#PsfSlpIndexer', () => {
     })
   })
 
-  describe('#txId', () => {
+  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.txId(txid)
+      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')
@@ -229,14 +218,11 @@ describe('#PsfSlpIndexer', () => {
       try {
         const txid = 12345
 
-        await bchjs.PsfSlpIndexer.txId(txid)
+        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.'
-        )
+        assert.include(err.message, 'Input txid must be a string.')
       }
     })
     it('should handle axios error', async () => {
@@ -244,15 +230,13 @@ describe('#PsfSlpIndexer', () => {
         // Stub the network call.
         sandbox.stub(axios, 'post').throws(new Error('test error'))
 
-        const txid = 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
-        await bchjs.PsfSlpIndexer.txId(txid)
+        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'
-        )
+        assert.include(err.message, 'test error')
       }
     })
     it('should handle request error', async () => {
@@ -262,8 +246,9 @@ describe('#PsfSlpIndexer', () => {
         testErr.response = { data: { status: 422 } }
         sandbox.stub(axios, 'post').throws(testErr)
 
-        const txid = 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
-        await bchjs.PsfSlpIndexer.txId(txid)
+        const txid =
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+        await bchjs.PsfSlpIndexer.tx(txid)
         assert.equal(true, false, 'Unexpected result!')
       } catch (err) {
         assert.equal(err.status, 422)