{
 "id": 21,
 "extent": {
  "xmin": -8925765.5142549928,
  "ymin": 3111931.5978320939,
  "xmax": -8912976.6201178003,
  "ymax": 3119863.766089173,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}