Layer Estimates:

Layer: Polylines (ID:1)
Count: 50
Extent:

XMin: -11857908.5449277
YMin: 3731614.46667655
XMax: -11849519.1998578
YMax: 3737168.60051947
Spatial Reference: 102100 (3857)

Layer: Polygons (ID:2)
Count: 18963
Extent:

XMin: -11857908.5449277
YMin: 3731614.46667655
XMax: -11849520.0895232
YMax: 3737168.60051947
Spatial Reference: 102100 (3857)