<?php require dirname(__DIR__) . '/config.php'; $request = new \Iyzipay\Request\Subscription\SubscriptionRetrieveProductRequest(); $request->setProductReferenceCode("3866b3c3-2750-494b-9f0e-89e77f8c0283"); $result = \Iyzipay\Model\Subscription\SubscriptionProduct::retrieve($request,Config::options()); print_r($result);