public function submitTransaction(TransactionBuilder $transactionBuilder, $signingAccountSeedString)
    {
        $transactionEnvelope = $transactionBuilder->sign($signingAccountSeedString);

        return $this->submitB64Transaction(base64_encode($transactionEnvelope->toXdr()));
    }
public function submitTransaction(TransactionBuilder $transactionBuilder, $signingAccountSeedString)
    {
        $transactionEnvelope = $transactionBuilder->sign($signingAccountSeedString);

        return $this->submitB64Transaction(base64_encode($transactionEnvelope->toXdr()));
    }
public function submitTransaction ( TransactionBuilder $ transactionBuilder , $ signingAccountSeedString ) { $ transactionEnvelope = $ transactionBuilder -> sign ( $ signingAccountSeedString ) ; return $ this -> submitB64Transaction ( base64_encode ( $ transactionEnvelope -> toXdr ( ) ) ) ; }
Submits the transaction contained in the TransactionBuilder to the network

@param TransactionBuilder $transactionBuilder
@param                    $signingAccountSeedString
@return PostTransactionResponse
Submits the transaction contained in the TransactionBuilder to the network