Layer Estimates:

Layer: Populated Areas (ID:0)
Count: 7342
Extent:

XMin: -19991865.0027346
YMin: -30240971.9583861
XMax: 19968858.0135762
YMax: 17366482.8048603
Spatial Reference: 102100 (3857)

Layer: Infinite Grid Cities (ID:1)
Count: 101
Extent:

XMin: -16686755.8806954
YMin: -5393304.73697205
XMax: 19217145.9121062
YMax: 8675953.8689584
Spatial Reference: 102100 (3857)

Layer: Highly Urbanized Areas (ID:2)
Count: 11878
Extent:

XMin: -17587497.9988054
YMin: -6630680.79447658
XMax: 19818635.7430009
YMax: 10994219.0410254
Spatial Reference: 102100 (3857)

Layer: 1 - Infinite Grid.csv (ID:5)
Count: 101