{
 "id": 7,
 "extent": {
  "xmin": -8764170.6965999994,
  "ymin": 4668313.4196000025,
  "xmax": -8528413.3582000006,
  "ymax": 4814695.195600003,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}