{
 "id": 81,
 "extent": {
  "xmin": 117.26555556,
  "ymin": -23.220555560000001,
  "xmax": 117.82305556,
  "ymax": -22.68305556,
  "spatialReference": {
   "wkid": 4283,
   "latestWkid": 4283
  }
 }
}