Layer Estimates:

Layer: Boundary (ID:0)
Count: 1
Extent:

XMin: -8884800.8835
YMin: 5387644.614
XMax: -8835719.899
YMax: 5434352.8424
Spatial Reference: 102100 (3857)

Layer: Users (ID:1)
Count: 730
Extent:

XMin: -13817320.2906
YMin: 5210623.5562
XMax: -6700828.8823
YMax: 7018794.5198
Spatial Reference: 102100 (3857)

Layer: Book1.csv (ID:2)
Count: 730