Layer Estimates:

Layer: Tracks (ID:0)
Count: 0
Extent:

XMin: -180
YMin: -90
XMax: 180
YMax: 90
Spatial Reference: 4326 (4326)

Layer: Last Known Locations (ID:1)
Count: 0
Extent:

XMin: -180
YMin: -90
XMax: 180
YMax: 90
Spatial Reference: 4326 (4326)

Layer: Track Lines (ID:2)
Count: 0
Extent:

XMin: -180
YMin: -90
XMax: 180
YMax: 90
Spatial Reference: 4326 (4326)