/oauth/v2/introspect returns Errors.App.NotExisting Parent=(sql: no rows in result set)
Original message was deleted
Myou have an api and want to introspect the access token of a service user?
Min that case you need the client id and secret of the api (needs to be setup in zitadel) not from the service user itself
FYou figured out faster then I could respond 
(was sleeping here)
(was sleeping here)