Layer Estimates:

Layer: Upload to ArcGIS (ID:0)
Count: 1470
Extent:

XMin: -13415861.5066264
YMin: -1E-08
XMax: 8326087.813278
YMax: 7738620.10120027
Spatial Reference: 102100 (3857)

Layer: Review (ID:1)
Count: 3