“guestOrExternalUserTypes”: 63

I have an automation that goes through the Graph audit logs API output for any Conditional Access policy changes. I noticed that the output for these had a few entries that looked like "excludeGuestsOrExternalUsers":{"guestOrExternalUserTypes":63, ...} That made no sense. The valid values for guestOrExternalUserTypes should be one or more of of none, internalGuest, b2bCollaborationGuest,…