implements
UnitEnum
What a client does when an MCP server answers that the scopes its token carries are insufficient.
Reauthorize
Ask the resource owner to grant the challenged scopes as well and retry, raising InsufficientScopeException only once asking cannot help.
InsufficientScopeException
Fail
Raise InsufficientScopeException immediately, without discovery or a consent screen, leaving the decision to the caller.