Layer Estimates:

Layer: Milestones (ID:0)
Count: 26
Extent:

XMin: -8779877.479
YMin: -7874595.4415
XMax: -111134.965399999
YMax: 6585703.0174
Spatial Reference: 102100 (3857)

Layer: Approximate route (ID:1)
Count: 22
Extent:

XMin: -9627750.8629
YMin: -8346994.9049
XMax: 1437.85429999977
YMax: 7108471.7344
Spatial Reference: 102100 (3857)