public function prepareOrder()
    {
        $this->setPaymorrowPaymentMethodId();

        /** @var OxpsPaymorrowRequestControllerProxy $pmGateWay */
        $pmGateWay = oxNew('OxpsPaymorrowRequestControllerProxy');

        $oUtils = oxRegistry::getUtils();
        $oUtils->setHeader("Content-Type: application/json");
        $oUtils->showMessageAndExit($pmGateWay->prepareOrder($_POST));
    }