public function createTokenPayment($pType, array $additional = [])
    {
        $request = new CreatePaymentToken($this->config->getMerchantId());

        $request->setPType($pType);
        $request->setAdditional($additional);

        $this->request = $request->getXml();

        $this->send();

        $result = new CreatePaymentTokenResponse($this->response);

        return $result;
    }