message: chore: import specific lodash function instead of the whole lib
diff: import * as crypto from 'crypto';
  import BigNumber from 'bignumber.js';
  import { BaseCoin as CoinConfig } from '@bitgo/statics';
  -import isObject from 'lodash/isObject';
  +import * as isObject from 'lodash/isObject';
  import {
  SigningError,
  BuildTransactionError,
  