The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

'NamedCurve' is obsolete: 'NamedCurve enum is obsolete and will be removed in future versions. Please, use an extended NamedCurveHash instead.'

'NamedCurve' is obsolete: 'NamedCurve enum is obsolete and will be removed in future versions. Please, use an extended NamedCurveHash instead.'

'NamedCurve' is obsolete: 'NamedCurve enum is obsolete and will be removed in future versions. Please, use an extended NamedCurveHash instead.'

'NamedCurve.secp256k1' is obsolete: 'secp256k1 value is obsolete and will be removed in future versions. Please, use NamedCurveHash.secp256k1SHA256 for compatible behaviour.'

'NamedCurve' is obsolete: 'NamedCurve enum is obsolete and will be removed in future versions. Please, use an extended NamedCurveHash instead.'

'NamedCurve.secp256r1' is obsolete: 'secp256r1 value is obsolete and will be removed in future versions. Please, use NamedCurveHash.secp256r1SHA256 for compatible behaviour.'

Non-nullable field '_writer' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.