Optional
banner_optional, event banner attachment ID
Optional
content_string, contain the MIME type of the status.
Optional
end_optional, end time of the event
Optional
join_optional, event join mode, either free or restricted, defaults to free
Optional
location_optional, location ID from the location provider used by server
name of the event
Optional
start_start time of the event
Optional
statusoptional, description of the event