bitcoin transaction php testnet

index.php

use BitWasp\Bitcoin\Bitcoin;
use BitWasp\Bitcoin\Key\Factory\PrivateKeyFactory;
use BitWasp\Bitcoin\Script\P2shScript;
use BitWasp\Bitcoin\Script\WitnessScript;
use BitWasp\Bitcoin\Script\ScriptFactory;
use BitWasp\Bitcoin\Transaction\Factory\Signer;
use BitWasp\Bitcoin\Transaction\Factory\TxBuilder;
use BitWasp\Bitcoin\Transaction\OutPoint;
use BitWasp\Bitcoin\Transaction\TransactionOutput;
use BitWasp\Buffertools\Buffer;

use BitWasp\Bitcoin\Network\NetworkFactory;
use BitWasp\Bitcoin\Address\AddressCreator;
use BitWasp\Bitcoin\Address\PayToPubKeyHashAddress;
use BitWasp\Bitcoin\Transaction\TransactionFactory;
use BitWasp\Bitcoin\Transaction\SignatureHash\SigHash;


$addrCreator = new AddressCreator();
$ecAdapter = Bitcoin::getEcAdapter();
$Bitcoin = new Bitcoin();

$Bitcoin->setNetwork(false ? NetworkFactory::bitcoin() : NetworkFactory::bitcoinTestnet());

$network = $Bitcoin->getNetwork();
$privFactory = new PrivateKeyFactory();

// Setup network and private key to segnet

$privateKey  = $privFactory->fromWif('cUst4FwMABeNT8N5t5cD13gZh3aNvXRc52h56F5JdUwiuiNWQRMh');


$address = new PayToPubKeyHashAddress($privateKey->getPublicKey()->getPubKeyHash());

echo "[Key: " . $privateKey->toWif($network)."<br>";

echo " From Address " . $address->getAddress($network) ."<br>". "]\n";



$scriptPubKey = ScriptFactory::scriptPubKey()->payToPubKeyHash($privateKey->getPubKeyHash());

$txOut = new TransactionOutput(100000000, $scriptPubKey);
//address recipient
$recipient = $addrCreator->fromString('n1b2a9rFvuU9wBgBaoWngNvvMxRV94ke3x');

echo "[Send to: " . $recipient->getAddress($network) . " \n";

echo "Generate a transaction spending the one above \n";

 $spendTx = TransactionFactory::build();
 // input
 $spendTx->input('1f88e03624c5eb82c832b787b69efa8ad7ecf62d135c65c3978f0392289f0238', 0);

$spendTx->payToAddress(40000, $recipient);
// Make transaction
$transaction = $spendTx->get();

echo "<br>";
echo $transaction->getHex().PHP_EOL;
echo "Sign transaction\n";

$signer = new Signer($transaction, $ecAdapter);
$signatureType = SigHash::ALL | SigHash::ANYONECANPAY;
$ScriptFactory = new ScriptFactory();



$signer->sign(0, $privateKey, $txOut);

echo "Generate transaction: \n";
$new = $signer->get();

echo $new->getHex()."\n";