{
 "id": 47,
 "extent": {
  "xmin": 309948.15359999985,
  "ymin": 662165.93779999949,
  "xmax": 332789.84619999956,
  "ymax": 679743.88780000061,
  "spatialReference": {
   "wkid": 27700,
   "latestWkid": 27700,
   "xyTolerance": 0.01638400001525879,
   "zTolerance": 0.00020000000000000001,
   "mTolerance": 0.00020000000000000001,
   "falseX": -5220400,
   "falseY": -15524400,
   "xyUnits": 450481592.767096639,
   "falseZ": -100000,
   "zUnits": 10000,
   "falseM": -100000,
   "mUnits": 10000
  }
 }
}