Layer Estimates:

Layer: CTA Current Bus Service (ID:0)
Count: 127
Extent:

XMin: -9783578.45826674
YMin: 5107762.50830288
XMax: -9742805.14345771
YMax: 5170855.92792258
Spatial Reference: 102100 (3857)

Layer: Chicago (ID:1)
Count: 1
Extent:

XMin: -9789448.71994391
YMin: 5107881.55247214
XMax: -9743142.37448723
YMax: 5164431.137547
Spatial Reference: 102100 (3857)