Layer Estimates:

Layer: GroundControlPoints (ID:0)
Count: 7
Extent:

XMin: -17999999.9999985
YMin: -11999999.9999977
XMax: 17999999.9999985
YMax: 15999999.9999953
Spatial Reference: 102100 (3857)

Layer: Trees (ID:1)
Count: 12
Extent:

XMin: -17999999.9999985
YMin: -11999999.9999977
XMax: 17999999.9999985
YMax: 15999999.9999953
Spatial Reference: 102100 (3857)