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()); }