Paranoia\Payment\Adapter\Gvp::buildCancelRequest PHP Method

    protected function buildCancelRequest(Request $request)
    {
        $requestData = $this->buildBaseRequest($request, self::TRANSACTION_TYPE_CANCEL);
        $transactionId = $request->getTransactionId() ? $request->getTransactionId() : null;
        $transaction = $this->buildTransaction($request, 0, $transactionId);
        $requestData['Transaction'] = $transaction;
        return $requestData;
    }