Layer Estimates:

Layer: curvelines (ID:0)
Count: 11
Extent:

XMin: -11712180.2644667
YMin: 4821683.28426108
XMax: -11569479.7789279
YMax: 4920584.16312888
Spatial Reference: 102100 (3857)

Layer: curvepolygons (ID:1)
Count: 21
Extent:

XMin: -11722498.4549306
YMin: 4778690.76088514
XMax: -11529740.314227
YMax: 4922310.53906501
Spatial Reference: 102100 (3857)