{
 "id": 4,
 "extent": {
  "xmin": -10478624.976071633,
  "ymin": 2855613.3180110082,
  "xmax": -8909027.232786959,
  "ymax": 4167897.9547138587,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}