{
 "id": 1,
 "extent": {
  "xmin": -8738111.4364999998,
  "ymin": 4989945.5937999999,
  "xmax": -8177454.8764000004,
  "ymax": 5340478.4237000002,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}