text: const keythereum = require('keythereum')
  require('dotenv').config()
  
  const dataDir = process.env.DATA_DIR
  const address = process.env.WALLET_ADDRESS
  const password = process.env.WALLET_PASSWORD
  
  var keyObject = keythereum.importFromFile(address, dataDir)
  var privateKey = keythereum.recover(password, keyObject)
  console.log(`private key: ${privateKey.toString('hex')}`)
  