I have a web-app on app-engine. I call the server and get an authorization error even though it seems my service account (and user accounts) have all the needed permissions.

See below.

What else can be missing?

textPayload: “The request was not authenticated. Either allow unauthenticated invocations or set the proper Authorization header. Read more at https://cloud.google.com/run/docs/securing/authenticating Additional troubleshooting documentation can be found at: https://cloud.google.com/run/docs/troubleshooting#unauthorized-client”
timestamp: “2024-06-03T17:18:45.104161Z”
trace: “projects/cpr-may-24/traces/655fedc2ca428e2506645c58957d7d7d”