{
 "id": 4,
 "extent": {
  "xmin": -9442153.1615301464,
  "ymin": 4636573.7576106861,
  "xmax": -8963273.2987416219,
  "ymax": 5210108.8912989944,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}