Layer Estimates:

Layer: States (ID:0)
Count: 51
Extent:

XMin: -19840116.6216
YMin: 2144547.4811
XMax: -7452854.3799
YMax: 11536170.209
Spatial Reference: 102100 (3857)

Layer: Counties (ID:1)
Count: 3143
Extent:

XMin: -19942589.5526
YMin: 2144547.4811
XMax: -7452889.4132
YMax: 11536144.7534
Spatial Reference: 102100 (3857)

Layer: Tracts (ID:2)
Count: 72753
Extent:

XMin: -19942589.5526
YMin: 2144547.4811
XMax: -7452854.3799
YMax: 11536823.1331
Spatial Reference: 102100 (3857)