Layer Estimates:

Layer: BlockGroup3 (ID:0)
Count: 1
Extent:

XMin: -8456671.67329283
YMin: 5176993.78427415
XMax: -8455525.08213164
YMax: 5177719.89095137
Spatial Reference: 102100 (3857)

Layer: BlockGroup3_Blocks (ID:1)
Count: 12
Extent:

XMin: -8456671.67330927
YMin: 5176993.78437633
XMax: -8455525.08213195
YMax: 5177719.89107153
Spatial Reference: 102100 (3857)

Layer: BlockGroup2 (ID:2)
Count: 1
Extent:

XMin: -8455571.05713631
YMin: 5177143.38265455
XMax: -8454965.92415786
YMax: 5177758.60622269
Spatial Reference: 102100 (3857)

Layer: BlockGroup2_Blocks (ID:3)
Count: 6
Extent:

XMin: -8455571.05715441
YMin: 5177143.38277345
XMax: -8454965.9242014
YMax: 5177758.6062389
Spatial Reference: 102100 (3857)

Layer: BlockGroup1 (ID:4)
Count: 1
Extent:

XMin: -8455226.07792821
YMin: 5177252.61948673
XMax: -8454197.93075023
YMax: 5177845.19092077
Spatial Reference: 102100 (3857)

Layer: BlockGroup1_Blocks (ID:5)
Count: 10
Extent:

XMin: -8455226.07795534
YMin: 5177252.61951525
XMax: -8454197.93081725
YMax: 5177845.19101622
Spatial Reference: 102100 (3857)