{
 "id": 31,
 "extent": {
  "xmin": -816793.40549999848,
  "ymin": 4324828.4654999971,
  "xmax": -771912.51929999888,
  "ymax": 4379925.6261000037,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}