Fatal error: Uncaught Error: Interface "Shetabit\Multipay\Contracts\ReceiptInterface" not found in /home/heles/public_html/packages/shetabit/multipay/src/Abstracts/Receipt.php:8 Stack trace: #0 {main} thrown in /home/heles/public_html/packages/shetabit/multipay/src/Abstracts/Receipt.php on line 8