sample-transaction.ts

import symbolSdk from "/path/to/symbolsdk/javascript/src/index.js";

const facade = new symbolSdk.facade.SymbolFacade("testnet");

type PrivateKey = InstanceType<typeof symbolSdk.PrivateKey>;
const privateKey: PrivateKey = symbolSdk.PrivateKey.random();
/*
const privateKey: PrivateKey = new symbolSdk.PrivateKey(
  "677035391CD3701293D385F037BA32796252BB7CE180B00B582DD9B20AAAD7F0"
);
*/
console.log(`private key: ${privateKey.toString()}`);

type KeyPair = InstanceType<typeof symbolSdk.symbol.KeyPair>;
const keyPair: KeyPair = new symbolSdk.symbol.KeyPair(privateKey);
console.log(` public key: ${keyPair.publicKey.toString()}`);

const transaction = facade.transactionFactory.create({
  type: "transfer_transaction_v1",
  signerPublicKey: keyPair.publicKey.toString(),
  fee: 1000000n,
  deadline: 41998024783n,
  recipientAddress: "TCHBDENCLKEBILBPWP3JPB2XNY64OE7PYHHE32I",
  mosaics: [{ mosaicId: 0x7cdf3b117a3c40ccn, amount: 1000000n }],
});


type Signature = InstanceType<typeof symbolSdk.Signature>;
const signature: Signature = facade.signTransaction(keyPair, transaction);

console.log(`  signature: ${signature.toString()}`);

const jsonPayload: string =
	Object.getPrototypeOf(facade.transactionFactory).constructor.attachSignature(
		transaction,
		signature
	);

console.log("json payload:");
console.log(jsonPayload);