Layer Estimates:

Layer: Cities (ID:0)
Count: 2539
Extent:

XMin: -19609102.3664377
YMin: -7321601.75294756
XMax: 19950889.2771567
YMax: 14476657.591649
Spatial Reference: 102100 (3857)

Layer: World_Countries (ID:1)
Count: 249
Extent:

XMin: -20037507.0671618
YMin: -30240971.9583861
XMax: 20037507.0671618
YMax: 18398924.3246927
Spatial Reference: 102100 (3857)

Layer: Lat_Long_30 (ID:4)
Count: 72
Extent:

XMin: -20037507.8427882
YMin: -30240971.4583861
XMax: 20037507.8427882
YMax: 30240971.4583861
Spatial Reference: 102100 (3857)