Called by:

• Mobilizon.Federation.ActivityPub.Transmogrifier.handle_incoming (L447)
• Mobilizon.Federation.ActivityPub.Transmogrifier.handle_incoming (L492)
• Mobilizon.Federation.ActivityPub.Transmogrifier.can_manage_event? (L1163)
• Mobilizon.GraphQL.Resolvers.Event.Utils.can_event_be_updated_by? (L37)