{
 "id": 4,
 "extent": {
  "xmin": -8202836.2865649769,
  "ymin": 5011858.9968842445,
  "xmax": -7991474.1591402944,
  "ymax": 5172972.5209797816,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}