{
 "id": 4,
 "extent": {
  "xmin": -9421875.9823000003,
  "ymin": 3538451.6611000001,
  "xmax": -9345179.9899000004,
  "ymax": 3576787.0327999964,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}