btc.js

console.log('\n');

let bitcore = require('bitcore-lib');


let privateKeyWIF = 'cVumzeajS3k7QeUb8dcUiF5JH43uTLZUmZSYM87rRLbJvv4zJnX8';

let privateKey = bitcore.PrivateKey.fromWIF(privateKeyWIF);

let address = privateKey.toAddress();

console.log('test-net address:' + address);

let value = new Buffer('this to generate random shit');

let hash = bitcore.crypto.Hash.sha256(value);

let bn = bitcore.crypto.BN.fromBuffer(hash);

let address2 = new bitcore.PrivateKey(bn, 'testnet').toAddress();

console.log('test-net address2' + ':' + address2);

let Insight = require('bitcore-explorers').Insight;
let insight = new Insight('testnet');
insight.getUnspentUtxos(address, (err, utxos) => {
    if(err){
        //Handle errors

    }else{
        console.log(utxos);
        let tx = bitcore.Transaction();
        tx.from(utxos);
        tx.to(address2, 10000); //0.001 BTC
        tx.serialize();
        tx.addData();

        insight.broadcast(tx, (err, returnTxId) => {
            if (err){
                //handleErrors
            }else{
                console.log('successful broadcast:' + returnTxId)
            }
        });
    }
});