Layer Estimates:

Layer: Poly_Lines_TimeEnabled_NAD83_(GeoJSON)_0 (ID:0)
Count: 47
Extent:

XMin: -12919837.2816275
YMin: 3369190.06767703
XMax: -7991253.22089721
YMax: 7310720.68524542
Spatial Reference: 102100 (3857)

Layer: Poly_Lines_TimeEnabled_NAD83_(GeoJSON)_1 (ID:1)
Count: 47
Extent:

XMin: -10940844.1275353
YMin: 4103504.90253272
XMax: -8532911.63037901
YMax: 6206828.37103486
Spatial Reference: 102100 (3857)