These are the current role assignments of this service principal:
Seems to be right and also:
- This is just an intermittent error;
- There's an event subscription on the storage queue (with a matching query id from the error message).
Could it be that somehow the Azure Management Endpoint for the event grid is returning a different kind of response all of a sudden? This is a traceback from Databricks' own integration code, so there isn't much to go on here.
