Iyzipay\Model\InstallmentInfo::retrieve PHP Method

    public static function retrieve(RetrieveInstallmentInfoRequest $request, Options $options)
    {
        $rawResult = parent::httpClient()->post($options->getBaseUrl() . "/payment/iyzipos/installment", parent::getHttpHeaders($request, $options), $request->toJsonString());
        return InstallmentInfoMapper::create($rawResult)->jsonDecode()->mapInstallmentInfo(new InstallmentInfo());
    }

<?php

require_once 'config.php';
# create request class
$request = new \Iyzipay\Request\RetrieveInstallmentInfoRequest();
$request->setLocale(\Iyzipay\Model\Locale::TR);
$request->setConversationId("123456789");
$request->setBinNumber("554960");
$request->setPrice("100");
# make request
$installmentInfo = \Iyzipay\Model\InstallmentInfo::retrieve($request, Config::options());
# print result
print_r($installmentInfo);