public function augmentResponse()
    {
        if (!$this->isSuccessful()) {
            return;
        }

        /** @var CreditCard $card */
        $card = $this->request->getCard();

        if ($card) {
            $ccString = $card->getNumber() . $card->getExpiryMonth() . $card->getExpiryYear();

            $this->data['hash'] = md5($ccString);
            $this->data['brand'] = $card->getBrand();
            $this->data['expiryYear'] = $card->getExpiryYear();
            $this->data['expiryMonth'] = $card->getExpiryMonth();
        }
    }