Layer Estimates:

Layer: air_quality_Sydney_Area (ID:0)
Count: 90
Extent:

XMin: 15763630.2647122
YMin: -4662699.27114733
XMax: 16670217.7562055
YMax: -4050779.04278809
Spatial Reference: 102100 (3857)

Layer: Australia_cities_lesspop (ID:2)
Count: 403
Extent:

XMin: 12652695.7750034
YMin: -5317041.82079964
XMax: 17100655.272783
YMax: -1184386.4380134
Spatial Reference: 102100 (3857)

Layer: Sydney_Area (ID:3)
Count: 324
Extent:

XMin: 15123710.171887
YMin: -4855934.96492511
XMax: 17037570.5173504
YMax: -3276132.77832998
Spatial Reference: 102100 (3857)

Layer: Australia_cities (ID:4)
Count: 543
Extent:

XMin: 12652695.7750034
YMin: -5317041.82079964
XMax: 17100655.272783
YMax: -1184386.4380134
Spatial Reference: 102100 (3857)