{
 "id": 51,
 "extent": {
  "xmin": 15997538.7711,
  "ymin": -5444741.7939999998,
  "xmax": 16531991.220100001,
  "ymax": -4731996.0718,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}