Layer Estimates:

Layer: ChicagoCrimes (ID:0)
Count: 994
Extent:

XMin: -9785574.85684096
YMin: 5109207.53617456
XMax: -9743996.58532356
YMax: 5164107.12026697
Spatial Reference: 102100 (3857)

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

XMin: -13344134.1885
YMin: 3968263.2873
XMax: -13019957.2368
YMax: 4174188.3651
Spatial Reference: 102100 (3857)

Layer: VizRange (ID:4)
Count: 1
Extent:

XMin: -19839095.5907
YMin: 2145730.1602
XMax: -7454984.9971
YMax: 11542629.1729
Spatial Reference: 102100 (3857)