Layer Estimates:

Layer: DGN Annotation (ID:0)
Count: 40869
Extent:

XMin: -13046633.4149954
YMin: 5464176.28657392
XMax: -12067386.0588317
YMax: 5752689.4856814
Spatial Reference: 102100 (3857)

Layer: DGN Polyline (ID:1)
Count: 31441
Extent:

XMin: -12075777.0018153
YMin: 5746334.628041
XMax: -12067394.7930071
YMax: 5751935.5053666
Spatial Reference: 102100 (3857)