{
 "id": 8,
 "extent": {
  "xmin": -13638475.314880973,
  "ymin": 3496972.1384161892,
  "xmax": -6390482.9567398988,
  "ymax": 6730180.6603783574,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}