Optionaltext: stringoptional. A text for the location
Optionaluri: stringa geo:// uri for the location
Optionaltimestamp: numberthe timestamp when the location was correct (milliseconds since the UNIX epoch)
Optionaldescription: null | stringthe (optional) label for this location on the map
OptionalassetType: LocationAssetTypethe (optional) asset type of this location e.g. "m.self"
Generates the content for a Location event