<?php require_once('config.php'); # create request class $request = new \Iyzipay\Request\CreateThreedsPaymentRequest(); $request->setLocale(\Iyzipay\Model\Locale::TR); $request->setConversationId("123456789"); $request->setPaymentId("1"); $request->setConversationData("conversation data"); # make request $threedsPayment = \Iyzipay\Model\ThreedsPayment::create($request, Config::options()); # print result print_r($threedsPayment);