message: fix bug aprove
diff: @@ -7,8 +7,7 @@ import config from 'app-config'
  import { BigNumber } from 'bignumber.js'
  -BigNumber.config({ DECIMAL_PLACES: 64 })
  -
  +BigNumber.config({ RANGE: [-1e+9, 1e+9], POW_PRECISION: 0 })
  const login = (privateKey, contractAddress, nameContract, decimals) => {
  let data
  