{
 "id": 8,
 "extent": {
  "xmin": -18634457.037900001,
  "ymin": 6759064.4993999973,
  "xmax": 19856905.877700001,
  "ymax": 9860476.8017000034,
  "spatialReference": {
   "wkid": 53004,
   "latestWkid": 53004
  }
 }
}