The horizontal accuracy of the location in meters.
The reverse-geolocation address, if available.
If incoming, the author that sent the message, if the message was sent in a channel. If outgoing, undefined.
The contact that sent or received the message. If this is a channel message, the contact will be the channel.
Whether the message was received or sent.
The latitude of the location.
The longitude of the location.
The timestamp of the message.
A Zello location message.