Layer Estimates:

Layer: Polylines (ID:1)
Count: 53
Extent:

XMin: -11858158.6367156
YMin: -30240971.9583861
XMax: 8868452.76657158
YMax: 3736728.96971526
Spatial Reference: 102100 (3857)

Layer: Polygons (ID:2)
Count: 21000
Extent:

XMin: -11857905.054939
YMin: 3731620.5110958
XMax: -11849491.9287162
YMax: 3736587.44101608
Spatial Reference: 102100 (3857)