{
 "id": 4,
 "extent": {
  "xmin": 319296.01240000036,
  "ymin": 669404.11250000075,
  "xmax": 330210.42709999997,
  "ymax": 676766.27869999968,
  "spatialReference": {
   "wkid": 27700,
   "latestWkid": 27700
  }
 }
}