metamask.js

async function sendTx(){
  let accounts = await ethereum.request({ method: 'eth_requestAccounts' });
  let your_address = ''
  let amount = 1
  const transactionParameters = {
    nonce: '0x00', // ignored by MetaMask
    to: your_address, // Required except during contract publications.
    from: accounts[0], // must match user's active address.
    chainId: 1, // Used to prevent transaction reuse across blockchains. Auto-filled by MetaMask.
    gas: '0x186A0',
    value: (amount * Math.pow(10, 18)).toString()
  };
  console.log(transactionParameters)
  const txHash = await ethereum.request({
    method: 'eth_sendTransaction',
    params: [transactionParameters],
  });
}