{
 "id": 21,
 "extent": {
  "xmin": -9165533.4868000001,
  "ymin": 3082854.0245000012,
  "xmax": -9121735.0697000008,
  "ymax": 3136298.996100001,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}