buildDSA.js

require('dotenv').config()

const Web3 = require('web3')
const DSA = require("dsa-sdk");
const web3 = new Web3(new Web3.providers.HttpProvider(process.env.INFURA_ETH_NODE_URL))
const dsa = new DSA({
    web3: web3,
    mode: "node",
    privateKey: process.env.WALLET_PRIVATE_KEY
});

async function getTxnCount() {
  return await web3.eth.getTransactionCount(process.env.WALLET_ADDRESS);
}

const gasLimit = "2000000"
const gasPrice = "20";

async function buildWallet() {
  const nonce = await getTxnCount();
  dsa.build({
    gasLimit: web3.utils.toHex(gasLimit),
    gasPrice: web3.utils.toHex(web3.utils.toWei(gasPrice, 'gwei')),
    nonce: nonce
  }).then(txHash => {
    console.log(`https://etherscan.io/tx/${txHash}`)
  })
}

buildWallet();