Fatal error: Uncaught Error: Interface "Lcobucci\JWT\Signer\Ecdsa\SignatureConverter" not found in /var/www/html/firePhpSdk/vendor/lcobucci/jwt/src/Signer/Ecdsa/MultibyteStringConverter.php:29 Stack trace: #0 {main} thrown in /var/www/html/firePhpSdk/vendor/lcobucci/jwt/src/Signer/Ecdsa/MultibyteStringConverter.php on line 29