{
 "id": 4,
 "extent": {
  "xmin": -9772688.1559999995,
  "ymin": 2822946.6607000008,
  "xmax": -8909046.9122000001,
  "ymax": 3782373.2422000021,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}