protected function GetPSPID()
    {
        if (IPkgShopOrderPaymentConfig::ENVIRONMENT_PRODUCTION === $this->getEnvironment()) {
            $sPSPID = $this->GetConfigParameter('user_id');
        } else {
            $sPSPID = $this->GetConfigParameter('user_id_test');
        }

        return $sPSPID;
    }