Currently, two forms are supported for geofences:
For a circular geofence, set the center, and then specify the radius. The circle can have a radius of 50 meters to 5000 meters.
For a polygon or polygon, the shape of the geofence is up to you. You set the points on the map and determine what the geofence looks like. To create an area, at least three points are needed.
To better understand how geofences are evaluated and how to interpret the messages, we recommend that you also read the following article: