{
 "id": 18,
 "extent": {
  "xmin": 16025873.265600003,
  "ymin": -4499748.5718,
  "xmax": 17063751.7795,
  "ymax": -3281823.4312999961,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}