Layer Estimates:

Layer: State Boundaries (ID:0)
Count: 51
Extent:

XMin: -19942589.5526
YMin: 2144545.1277
XMax: -7452854.3799
YMax: 11536823.1331
Spatial Reference: 102100 (3857)

Layer: Congressional_Districts (ID:1)
Count: 436
Extent:

XMin: -19849009.9359
YMin: 2144937.6961
XMax: -7452862.9248
YMax: 11523906.156
Spatial Reference: 102100 (3857)