JFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3RbrsetLocale(\Iyzipay\Model\Locale::TR); $request->setConversationId("123456789"); $request->setToken("mockToken_1720101397775"); # make request $bkm = \Iyzipay\Model\Bkm::retrieve($request, Config::options()); # print result print_r($bkm); #verify signature $paymentId = $bkm->getPaymentId(); $paymentStatus = $bkm->getPaymentStatus(); $basketId = $bkm->getBasketId(); $conversationId = $bkm->getConversationId(); $currency = $bkm->getCurrency(); $paidPrice = $bkm->getPaidPrice(); $price = $bkm->getPrice(); $token = $bkm->getToken(); $signature = $bkm->getSignature(); $calculatedSignature = calculateHmacSHA256Signature(array($paymentId,$paymentStatus, $basketId, $conversationId, $currency, $paidPrice, $price, $token)); $verified = $signature == $calculatedSignature; echo "Signature verified: $verified";