{
 "id": 21,
 "extent": {
  "xmin": -19046363.239799999,
  "ymin": -1639145.2921999991,
  "xmax": -18716342.9965,
  "ymax": -1236838.3011000007,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857,
   "xyTolerance": 0.001,
   "zTolerance": 0.001,
   "mTolerance": 0.001,
   "falseX": -20952619.5253150016,
   "falseY": -30241100,
   "xyUnits": 146703938.627400577,
   "falseZ": -100000,
   "zUnits": 10000,
   "falseM": -100000,
   "mUnits": 10000
  }
 }
}