Changes from review

.env.example

@@ -0,0 +1,2 @@
+ACCOUNT_ADDRESS='ethm17mfhntjckgrapl5yru2sfq5hmvn7qe6zhc06px'
+PRIVATE_KEY='75f719e613d05efab06a3f1dde5250b497723b13d4afa4f8ed80145764e40cf7'

.gitignore

@@ -1,3 +1,3 @@
 node_modules
-
 dist
+.env

DEVELOPMENT.md

@@ -0,0 +1,24 @@
+# Development
+
+## Protobuf
+
+Run following scripts when [proto files](./proto/) are updated.
+
+1. Install dependencies
+    ```bash
+    yarn
+    ```
+
+2. Generate typescript code for the proto files
+
+    ```bash
+    ./create-proto-files.sh
+    ```
+
+3. Remove GRPC code from generated code
+
+    ```bash
+    ./remove-grpc.sh
+    ```
+
+    Reference: https://github.com/tharsis/evmosjs/tree/main/packages/proto#note

README.md

@@ -1,6 +1,6 @@
 # chiba-clonk-client
 
-## Development
+## Tests
 
 Follow these steps to run the tests:
 
@@ -10,13 +10,9 @@ Follow these steps to run the tests:
   yarn
   ```
 
-- Clone the [chiba-clonk repo](https://github.com/deep-stack/chiba-clonk) and change to repo directory.
+- Copy [.env.example](./.env.example) file and create a `.env` file.
 
-- Checkout to appropriate branch for running tests.
+- Clone the [chiba-clonk repo](https://github.com/vulcanize/chiba-clonk) and change to repo directory.
-
-  ```bash
-  git checkout ng-v12-chiba-clonk-client
-  ```
 
 - Run the chain using `./init.sh`.
 
@@ -25,7 +21,7 @@ Follow these steps to run the tests:
   ethermintd keys list
   ```
 
-- Use the address of key `mykey` and assign it to `DEFAULT_ADDRESS` in the [test helper file](./src/testing/helper.ts).
+- Use the address of key `mykey` and assign it to `ACCOUNT_ADDRESS` in the `.env` file.
 
 - To export the private key run:
 
@@ -33,10 +29,14 @@ Follow these steps to run the tests:
   ethermintd keys export mykey --unarmored-hex --unsafe
   ```
 
-- Copy the private key and assign it to variable `DEFAULT_PRIVATE_KEY` in the [test helper file](./src/testing/helper.ts).
+- Copy the private key and assign it to variable `PRIVATE_KEY` in the `.env` file.
 
 - Run the test in chiba-clonk-client repo:
 
   ```bash
   yarn test
   ```
+
+## Development
+
+[README](./DEVELOPMENT.md)

jest.config.js

@@ -2,4 +2,5 @@
 module.exports = {
   preset: 'ts-jest',
   testEnvironment: 'node',
+  setupFiles: ["dotenv/config"]
 };

package.json

@@ -1,6 +1,6 @@
 {
   "name": "chiba-clonk-client",
-  "version": "1.0.0",
+  "version": "0.1.0",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "repository": "git@github.com:vulcanize/chiba-clonk-client.git",
@@ -9,31 +9,24 @@
   "devDependencies": {
     "@types/is-url": "^1.2.30",
     "@types/jest": "^27.4.1",
-    "@types/ripemd160": "^2.0.0",
+    "dotenv": "^16.0.0",
-    "@types/secp256k1": "^4.0.3",
     "jest": "^27.5.1",
     "protoc-gen-ts": "^0.8.2",
     "ts-jest": "^27.1.3",
-    "ts-node": "^10.7.0",
     "typescript": "^4.6.2"
   },
   "dependencies": {
+    "@cosmjs/amino": "^0.28.1",
     "@cosmjs/crypto": "^0.28.1",
     "@cosmjs/encoding": "^0.28.1",
-    "@cosmjs/proto-signing": "^0.28.0",
-    "@cosmjs/stargate": "^0.28.0",
     "@metamask/eth-sig-util": "^4.0.0",
     "axios": "^0.26.1",
-    "bech32": "^2.0.0",
     "bip32": "^3.0.1",
     "bip39": "^3.0.4",
-    "ethers": "^5.6.1",
+    "evmosjs": "^0.2.5",
-    "evmosjs": "^0.2.2",
     "graphql.js": "^0.6.8",
     "is-url": "^1.2.4",
     "js-sha256": "^0.9.0",
-    "ripemd160": "^2.0.2",
-    "secp256k1": "^4.0.3",
     "tiny-secp256k1": "^2.2.1"
   },
   "scripts": {

src/account.ts

@@ -4,7 +4,7 @@ import * as ecc from 'tiny-secp256k1';
 import * as bip39 from 'bip39';
 import { MessageTypes, signTypedData, SignTypedDataVersion } from '@metamask/eth-sig-util';
 import { Ripemd160, Secp256k1 } from "@cosmjs/crypto";
-import { toBech32, toHex } from '@cosmjs/encoding';
+import { toBech32 } from '@cosmjs/encoding';
 import { rawSecp256k1PubkeyToRawAddress } from "@cosmjs/amino";
 
 const HDPATH = "m/44'/60'/0'/0";
@@ -22,7 +22,6 @@ interface TypedMessageDomain {
 /**
  * Registry account.
  */
-// TODO(egor): This is a wrapper around the private key and doesn't have any account related stuff (e.g. account number/sequence). Maybe rename to Key?
 export class Account {
   _privateKey: Buffer
   _publicKey?: Uint8Array
@@ -53,7 +52,6 @@ export class Account {
 
   /**
    * New Account.
-   * @param {buffer} privateKey
    */
   constructor(privateKey: Buffer) {
     assert(privateKey);

src/bond.test.ts

@@ -1,9 +1,9 @@
 import { Registry } from './index';
-import { getConfig, wait } from './testing/helper';
+import { getConfig } from './testing/helper';
 
 const TX_WAIT_TIME = 5000; // in milliseconds.
 
-const { mockServer, chibaClonk: { chainId, restEndpoint, gqlEndpoint, privateKey, accountAddress, fee } } = getConfig();
+const { chainId, restEndpoint, gqlEndpoint, privateKey, accountAddress, fee } = getConfig();
 
 jest.setTimeout(90 * 1000);
 
@@ -21,7 +21,6 @@ const bondTests = () => {
     bondId1 = await registry.getNextBondId(accountAddress);
     expect(bondId1).toBeDefined();
     await registry.createBond({ denom: 'aphoton', amount: '1000000000' }, accountAddress, privateKey, fee);
-    await wait(TX_WAIT_TIME)
   })
 
   test('Get bond by ID.', async () => {
@@ -49,7 +48,6 @@ const bondTests = () => {
 
   test('Refill bond.', async () => {
     await registry.refillBond({ id: bondId1, denom: 'aphoton', amount: '500' }, accountAddress, privateKey, fee);
-    await wait(TX_WAIT_TIME);
 
     const [bond] = await registry.getBondsByIds([bondId1]);
     expect(bond).toBeDefined();
@@ -60,7 +58,6 @@ const bondTests = () => {
 
   test('Withdraw bond.', async () => {
     await registry.withdrawBond({ id: bondId1, denom: 'aphoton', amount: '500' }, accountAddress, privateKey, fee);
-    await wait(TX_WAIT_TIME);
 
     const [bond] = await registry.getBondsByIds([bondId1]);
     expect(bond).toBeDefined();
@@ -71,7 +68,6 @@ const bondTests = () => {
 
   test('Cancel bond.', async () => {
     await registry.cancelBond({ id: bondId1 }, accountAddress, privateKey, fee);
-    await wait(TX_WAIT_TIME);
 
     const [bond] = await registry.getBondsByIds([bondId1]);
     expect(bond.id).toBe("");
@@ -80,9 +76,4 @@ const bondTests = () => {
   });
 };
 
-if (mockServer) {
-  // Required as jest complains if file has no tests.
-  test('skipping bond tests', () => {});
-} else {
 describe('Bonds', bondTests);
-}

src/index.ts

@@ -1,7 +1,7 @@
 
 import isUrl from 'is-url';
 import { sha256 } from 'js-sha256';
-import { generatePostBodyBroadcast } from '@tharsis/provider';
+import { generatePostBodyBroadcast, BroadcastMode } from '@tharsis/provider';
 import {
   Chain,
   Sender,
@@ -10,11 +10,11 @@ import {
   MessageSendParams
 } from '@tharsis/transactions'
 
-import { createTxMsgCancelBond, createTxMsgCreateBond, createTxMsgRefillBond, createTxMsgWithdrawBond, MessageMsgCancelBond, MessageMsgCreateBond, MessageMsgRefillBond, MessageMsgWithdrawBond } from "./bond";
+import { createTxMsgCancelBond, createTxMsgCreateBond, createTxMsgRefillBond, createTxMsgWithdrawBond, MessageMsgCancelBond, MessageMsgCreateBond, MessageMsgRefillBond, MessageMsgWithdrawBond } from "./messages/bond";
 import { RegistryClient } from "./registry-client";
 import { Account } from "./account";
 import { createTransaction } from "./txbuilder";
-import { createTxMsgReserveAuthority, MessageMsgReserveAuthority } from './nameservice';
+import { createTxMsgReserveAuthority, MessageMsgReserveAuthority } from './messages/nameservice';
 
 const DEFAULT_WRITE_ERROR = 'Unable to write to chiba-clonk.';
 
@@ -82,10 +82,6 @@ export class Registry {
 
   /**
    * Send coins.
-   * @param {object[]} amount
-   * @param {string} toAddress
-   * @param {string} privateKey
-   * @param {object} fee
    */
    async sendCoins(params: MessageSendParams, senderAddress: string, privateKey: string, fee: Fee) {
     let result;
@@ -296,7 +292,7 @@ export class Registry {
     // Generate signed Tx.
     const transaction = createTransaction(message, account, sender, this._chain);
 
-    const tx = generatePostBodyBroadcast(transaction)
+    const tx = generatePostBodyBroadcast(transaction, BroadcastMode.Block)
 
     // Submit Tx to chain.
     const { tx_response: response } = await this._client.submit(tx);

src/messages/bond.ts

@@ -1,7 +1,4 @@
 import {
-  createEIP712,
-  generateFee,
-  generateMessage,
   generateTypes,
 } from '@tharsis/eip712'
 import {
@@ -9,10 +6,10 @@ import {
   Sender,
   Fee,
 } from '@tharsis/transactions'
-import { createTransaction } from '@tharsis/proto'
 
-import * as bondTx from './proto/vulcanize/bond/v1beta1/tx'
+import * as bondTx from '../proto/vulcanize/bond/v1beta1/tx'
-import * as coin from './proto/cosmos/base/v1beta1/coin'
+import * as coin from '../proto/cosmos/base/v1beta1/coin'
+import { createTx } from './util'
 
 const MSG_CREATE_BOND_TYPES = {
   MsgValue: [
@@ -84,13 +81,6 @@ export function createTxMsgCreateBond(
   memo: string,
   params: MessageMsgCreateBond,
 ) {
-  // EIP712
-  const feeObject = generateFee(
-    fee.amount,
-    fee.denom,
-    fee.gas,
-    sender.accountAddress,
-  )
   const types = generateTypes(MSG_CREATE_BOND_TYPES)
 
   const msg = createMsgCreateBond(
@@ -99,41 +89,13 @@ export function createTxMsgCreateBond(
     params.denom
   )
 
-  const messages = generateMessage(
-    sender.accountNumber.toString(),
-    sender.sequence.toString(),
-    chain.cosmosChainId,
-    memo,
-    feeObject,
-    msg,
-  )
-  const eipToSign = createEIP712(types, chain.chainId, messages)
-
-  // Cosmos
   const msgCosmos = protoCreateMsgCreateBond(
     sender.accountAddress,
     params.amount,
     params.denom
   )
 
-  const tx = createTransaction(
+  return createTx(chain, sender, fee, memo, types, msg, msgCosmos)
-    msgCosmos,
-    memo,
-    fee.amount,
-    fee.denom,
-    parseInt(fee.gas, 10),
-    'ethsecp256',
-    sender.pubkey,
-    sender.sequence,
-    sender.accountNumber,
-    chain.cosmosChainId,
-  )
-
-  return {
-    signDirect: tx.signDirect,
-    legacyAmino: tx.legacyAmino,
-    eipToSign,
-  }
 }
 
 export function createTxMsgRefillBond(
@@ -143,13 +105,6 @@ export function createTxMsgRefillBond(
   memo: string,
   params: MessageMsgRefillBond,
 ) {
-  // EIP712
-  const feeObject = generateFee(
-    fee.amount,
-    fee.denom,
-    fee.gas,
-    sender.accountAddress,
-  )
   const types = generateTypes(MSG_REFILL_BOND_TYPES)
 
   const msg = createMsgRefillBond(
@@ -159,17 +114,6 @@ export function createTxMsgRefillBond(
     params.denom
   )
 
-  const messages = generateMessage(
-    sender.accountNumber.toString(),
-    sender.sequence.toString(),
-    chain.cosmosChainId,
-    memo,
-    feeObject,
-    msg,
-  )
-  const eipToSign = createEIP712(types, chain.chainId, messages)
-
-  // Cosmos
   const msgCosmos = protoCreateMsgRefillBond(
     params.id,
     sender.accountAddress,
@@ -177,24 +121,7 @@ export function createTxMsgRefillBond(
     params.denom
   )
 
-  const tx = createTransaction(
+  return createTx(chain, sender, fee, memo, types, msg, msgCosmos)
-    msgCosmos,
-    memo,
-    fee.amount,
-    fee.denom,
-    parseInt(fee.gas, 10),
-    'ethsecp256',
-    sender.pubkey,
-    sender.sequence,
-    sender.accountNumber,
-    chain.cosmosChainId,
-  )
-
-  return {
-    signDirect: tx.signDirect,
-    legacyAmino: tx.legacyAmino,
-    eipToSign,
-  }
 }
 
 export function createTxMsgWithdrawBond(
@@ -204,13 +131,6 @@ export function createTxMsgWithdrawBond(
   memo: string,
   params: MessageMsgWithdrawBond,
 ) {
-  // EIP712
-  const feeObject = generateFee(
-    fee.amount,
-    fee.denom,
-    fee.gas,
-    sender.accountAddress,
-  )
   const types = generateTypes(MSG_WITHDRAW_BOND_TYPES)
 
   const msg = createMsgWithdrawBond(
@@ -220,17 +140,6 @@ export function createTxMsgWithdrawBond(
     params.denom
   )
 
-  const messages = generateMessage(
-    sender.accountNumber.toString(),
-    sender.sequence.toString(),
-    chain.cosmosChainId,
-    memo,
-    feeObject,
-    msg,
-  )
-  const eipToSign = createEIP712(types, chain.chainId, messages)
-
-  // Cosmos
   const msgCosmos = protoCreateMsgWithdrawBond(
     params.id,
     sender.accountAddress,
@@ -238,24 +147,7 @@ export function createTxMsgWithdrawBond(
     params.denom
   )
 
-  const tx = createTransaction(
+  return createTx(chain, sender, fee, memo, types, msg, msgCosmos)
-    msgCosmos,
-    memo,
-    fee.amount,
-    fee.denom,
-    parseInt(fee.gas, 10),
-    'ethsecp256',
-    sender.pubkey,
-    sender.sequence,
-    sender.accountNumber,
-    chain.cosmosChainId,
-  )
-
-  return {
-    signDirect: tx.signDirect,
-    legacyAmino: tx.legacyAmino,
-    eipToSign,
-  }
 }
 
 export function createTxMsgCancelBond(
@@ -265,13 +157,6 @@ export function createTxMsgCancelBond(
   memo: string,
   params: MessageMsgCancelBond,
 ) {
-  // EIP712
-  const feeObject = generateFee(
-    fee.amount,
-    fee.denom,
-    fee.gas,
-    sender.accountAddress,
-  )
   const types = generateTypes(MSG_CANCEL_BOND_TYPES)
 
   const msg = createMsgCancelBond(
@@ -279,40 +164,12 @@ export function createTxMsgCancelBond(
     sender.accountAddress
   )
 
-  const messages = generateMessage(
-    sender.accountNumber.toString(),
-    sender.sequence.toString(),
-    chain.cosmosChainId,
-    memo,
-    feeObject,
-    msg,
-  )
-  const eipToSign = createEIP712(types, chain.chainId, messages)
-
-  // Cosmos
   const msgCosmos = protoCreateMsgCancelBond(
     params.id,
     sender.accountAddress
   )
 
-  const tx = createTransaction(
+  return createTx(chain, sender, fee, memo, types, msg, msgCosmos)
-    msgCosmos,
-    memo,
-    fee.amount,
-    fee.denom,
-    parseInt(fee.gas, 10),
-    'ethsecp256',
-    sender.pubkey,
-    sender.sequence,
-    sender.accountNumber,
-    chain.cosmosChainId,
-  )
-
-  return {
-    signDirect: tx.signDirect,
-    legacyAmino: tx.legacyAmino,
-    eipToSign,
-  }
 }
 
 function createMsgCreateBond(

src/messages/nameservice.ts

@@ -1,7 +1,4 @@
 import {
-  createEIP712,
-  generateFee,
-  generateMessage,
   generateTypes,
 } from '@tharsis/eip712'
 import {
@@ -9,9 +6,9 @@ import {
   Sender,
   Fee,
 } from '@tharsis/transactions'
-import { createTransaction } from '@tharsis/proto'
 
-import * as nameserviceTx from './proto/vulcanize/nameservice/v1beta1/tx'
+import * as nameserviceTx from '../proto/vulcanize/nameservice/v1beta1/tx'
+import { createTx } from './util'
 
 const MSG_RESERVE_AUTHORITY_TYPES = {
   MsgValue: [
@@ -33,13 +30,6 @@ export function createTxMsgReserveAuthority(
   memo: string,
   params: MessageMsgReserveAuthority,
 ) {
-  // EIP712
-  const feeObject = generateFee(
-    fee.amount,
-    fee.denom,
-    fee.gas,
-    sender.accountAddress,
-  )
   const types = generateTypes(MSG_RESERVE_AUTHORITY_TYPES)
 
   const msg = createMsgReserveAuthority(
@@ -48,41 +38,13 @@ export function createTxMsgReserveAuthority(
     params.owner
   )
 
-  const messages = generateMessage(
-    sender.accountNumber.toString(),
-    sender.sequence.toString(),
-    chain.cosmosChainId,
-    memo,
-    feeObject,
-    msg,
-  )
-  const eipToSign = createEIP712(types, chain.chainId, messages)
-
-  // Cosmos
   const msgCosmos = protoCreateMsgReserveAuthority(
     params.name,
     sender.accountAddress,
     params.owner
   )
 
-  const tx = createTransaction(
+  return createTx(chain, sender, fee, memo, types, msg, msgCosmos)
-    msgCosmos,
-    memo,
-    fee.amount,
-    fee.denom,
-    parseInt(fee.gas, 10),
-    'ethsecp256',
-    sender.pubkey,
-    sender.sequence,
-    sender.accountNumber,
-    chain.cosmosChainId,
-  )
-
-  return {
-    signDirect: tx.signDirect,
-    legacyAmino: tx.legacyAmino,
-    eipToSign,
-  }
 }
 
 function createMsgReserveAuthority(

src/messages/util.ts

@@ -0,0 +1,79 @@
+import { Message } from "google-protobuf";
+import {
+  createEIP712,
+  generateFee,
+  generateMessage,
+  generateTypes,
+} from '@tharsis/eip712'
+import {
+  Chain,
+  Sender,
+  Fee,
+} from '@tharsis/transactions'
+import { createTransaction } from '@tharsis/proto'
+
+interface Msg {
+  type: string
+  value: any
+}
+
+interface MsgCosmos {
+  message: Message
+  path: string
+}
+
+interface Types {
+  [key: string]: Array<{
+    name: string
+    type: string
+  }>
+}
+
+export const createTx = (
+  chain: Chain,
+  sender: Sender,
+  fee: Fee,
+  memo: string,
+  messageTypes: Types,
+  msg: Msg,
+  msgCosmos: MsgCosmos,
+) => {
+  // EIP712
+  const feeObject = generateFee(
+    fee.amount,
+    fee.denom,
+    fee.gas,
+    sender.accountAddress,
+  )
+  const types = generateTypes(messageTypes)
+
+  const messages = generateMessage(
+    sender.accountNumber.toString(),
+    sender.sequence.toString(),
+    chain.cosmosChainId,
+    memo,
+    feeObject,
+    msg,
+  )
+  const eipToSign = createEIP712(types, chain.chainId, messages)
+
+  // Cosmos
+  const tx = createTransaction(
+    msgCosmos,
+    memo,
+    fee.amount,
+    fee.denom,
+    parseInt(fee.gas, 10),
+    'ethsecp256',
+    sender.pubkey,
+    sender.sequence,
+    sender.accountNumber,
+    chain.cosmosChainId,
+  )
+
+  return {
+    signDirect: tx.signDirect,
+    legacyAmino: tx.legacyAmino,
+    eipToSign,
+  }
+}

src/naming.test.ts

@@ -2,11 +2,11 @@ import assert from 'assert';
 
 import { Account } from './account';
 import { Registry } from './index';
-import { getConfig, wait } from './testing/helper';
+import { getConfig } from './testing/helper';
 
 jest.setTimeout(120 * 1000);
 
-const { mockServer, chibaClonk: { chainId, restEndpoint, gqlEndpoint, privateKey, accountAddress, fee } } = getConfig();
+const { chainId, restEndpoint, gqlEndpoint, privateKey, accountAddress, fee } = getConfig();
 
 const namingTests = () => {
   let registry: Registry;
@@ -21,13 +21,11 @@ const namingTests = () => {
     // Create bond.
     bondId = await registry.getNextBondId(accountAddress);
     await registry.createBond({ denom: 'aphoton', amount: '1000000000' }, accountAddress, privateKey, fee);
-    await wait(5000)
   });
 
   test('Reserve authority.', async () => {
     authorityName = `dxos-${Date.now()}`;
     await registry.reserveAuthority({ name: authorityName, owner: accountAddress }, accountAddress, privateKey, fee);
-    await wait(5000)
   });
 
   test('Lookup authority.', async () => {
@@ -54,7 +52,6 @@ const namingTests = () => {
   test('Reserve sub-authority.', async () => {
     const subAuthority = `echo.${authorityName}`;
     await registry.reserveAuthority({ name: subAuthority, owner: accountAddress }, accountAddress, privateKey, fee);
-    await wait(5000)
 
     const [record] = await registry.lookupAuthorities([subAuthority]);
     expect(record).toBeDefined();
@@ -77,11 +74,8 @@ const namingTests = () => {
     assert(otherAccount2.formattedCosmosAddress)
     await registry.sendCoins({ denom: 'aphoton', amount: '10', destinationAddress: otherAccount2.formattedCosmosAddress }, accountAddress, privateKey, fee);
 
-    await wait(5000)
-
     const subAuthority = `halo.${authorityName}`;
     await registry.reserveAuthority({ name: subAuthority, owner: otherAccount1.formattedCosmosAddress }, accountAddress, privateKey, fee);
-    await wait(5000)
 
     const [record] = await registry.lookupAuthorities([subAuthority]);
     expect(record).toBeDefined();
@@ -92,7 +86,7 @@ const namingTests = () => {
   });
 };
 
-if (mockServer || process.env.WIRE_AUCTIONS_ENABLED) {
+if (process.env.AUCTIONS_ENABLED) {
   // Required as jest complains if file has no tests.
   test('skipping naming tests', () => {});
 } else {

src/testing/helper.ts

@@ -1,14 +1,13 @@
-const DEFAULT_PRIVATE_KEY = '39e06e1471f69a76491e60d1d22908789bf7801039a9ac2197ed432ad45d2daf';
+import assert from 'assert';
-const DEFAULT_ADDRESS = 'ethm1p9fqwtlypqptuqgndpce5g6wncj4py9z30wfkt'
 
-export const wait = (time: number) => new Promise(resolve => setTimeout(resolve, time))
+export const getConfig = () => {
+  assert(process.env.PRIVATE_KEY);
+  assert(process.env.ACCOUNT_ADDRESS);
 
-export const getConfig = () => ({
+  return {
-  mockServer: process.env.MOCK_SERVER || false,
-  chibaClonk: {
     chainId: process.env.CHIBA_CLONK_CHAIN_ID || 'ethermint_9000-1',
-    privateKey: DEFAULT_PRIVATE_KEY,
+    privateKey: process.env.PRIVATE_KEY,
-    accountAddress: DEFAULT_ADDRESS,
+    accountAddress: process.env.ACCOUNT_ADDRESS,
     restEndpoint: process.env.CHIBA_CLONK_REST_ENDPOINT || 'http://localhost:1317',
     gqlEndpoint: process.env.CHIBA_CLONK_GQL_ENDPOINT || 'http://localhost:9473/api',
     fee: {
@@ -17,4 +16,4 @@ export const getConfig = () => ({
       gas: '200000',
     }
   }
-});
+};