Layer Estimates:

Layer: Arizona_Counties (ID:0)
Count: 16
Extent:

XMin: -12781899.9861184
YMin: 3676414.75208118
XMax: -12138902.3376401
YMax: 4439654.03188611
Spatial Reference: 102100 (3857)

Layer: Arizona_Boundary (ID:1)
Count: 1
Extent:

XMin: -12781899.9861184
YMin: 3676414.7520812
XMax: -12138902.3376401
YMax: 4439654.03188611
Spatial Reference: 102100 (3857)