Fatal error: Uncaught Error: Interface "Jose\Component\Signature\Serializer\JWSSerializer" not found in /home/ss294870/masa-web.jp/public_html/webpush.masa-web.jp/vendor/web-token/jwt-library/Signature/Serializer/Serializer.php:9 Stack trace: #0 {main} thrown in /home/ss294870/masa-web.jp/public_html/webpush.masa-web.jp/vendor/web-token/jwt-library/Signature/Serializer/Serializer.php on line 9