Layer Estimates:

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

XMin: 18109249.5225
YMin: -14496281.0544
XMax: 18109249.5225
YMax: -14496281.0544
Spatial Reference: 102100 (3857)

Layer: EllipseLayer (ID:1)
Count: 1
Extent:

XMin: 17969789.0454
YMin: -14595843.3758
XMax: 18256878.5203
YMax: -14299429.1856
Spatial Reference: 102100 (3857)