Iyzipay\Model\Disapproval::create PHP Method

    public static function create(CreateApprovalRequest $request, Options $options)
    {
        $rawResult = parent::httpClient()->post($options->getBaseUrl() . "/payment/iyzipos/item/disapprove", parent::getHttpHeaders($request, $options), $request->toJsonString());
        return DisapprovalMapper::create($rawResult)->jsonDecode()->mapDisapproval(new Disapproval());
    }

<?php

require_once 'config.php';
# create request class
$request = new \Iyzipay\Request\CreateApprovalRequest();
$request->setLocale(\Iyzipay\Model\Locale::TR);
$request->setConversationId("123456789");
$request->setPaymentTransactionId("1");
# make request
$disapproval = \Iyzipay\Model\Disapproval::create($request, Config::options());
# print result
print_r($disapproval);