Fatal error: Uncaught Error: Class "Iyzipay\Request" not found in C:\xampp\htdocs\metscreative\vendor\iyzico\iyzipay-php\src\Iyzipay\Request\Subscription\SubscriptionUpgradeRequest.php:8
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\metscreative\vendor\iyzico\iyzipay-php\src\Iyzipay\Request\Subscription\SubscriptionUpgradeRequest.php on line 8