{
 "id": 15,
 "extent": {
  "xmin": -8877729.3907999992,
  "ymin": 4938869.1758000003,
  "xmax": -8001088.4007999999,
  "ymax": 5621521.4862000002,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}