Fatal error: Uncaught Error: Class 'Jose\Algorithm\Signature\HMAC' not found in /home/opcon/src/dat/lib/vendor/bk/spomky-labs/jose/src/Algorithm/Signature/HS384.php:21 Stack trace: #0 {main} thrown in /home/opcon/src/dat/lib/vendor/bk/spomky-labs/jose/src/Algorithm/Signature/HS384.php on line 21