Structure describing device ___location.
Units are in meters.
| altitude | Geographical device ___location altitude. |
| horizontalAccuracy | Horizontal accuracy of the ___location. |
| latitude | Geographical device ___location latitude. |
| longitude | Geographical device ___location latitude. |
| timestamp | Timestamp (in seconds since 1970) when ___location was last time updated. |
| verticalAccuracy | Vertical accuracy of the ___location. |