web3 transfer tx generation

snippet.ts

let tx = (nonce, gasPrice, to, amount) => ({
  nonce: Web3.utils.toHex(nonce),
  gasPrice: Web3.utils.toWei(gasPrice.toString(), 'gwei'),
  gasLimit: "0x5208",
  to,
  value: Web3.utils.toWei(amount.toString()),
  data: "0x",
  chainId: 1
})

import Web3 = require('web3')
let web3 = new Web3()

// let PK = ''
let me = web3.eth.accounts.privateKeyToAccount(PK)