{
 "id": 21,
 "extent": {
  "xmin": -19951914.92567366,
  "ymin": -1643352.0164200254,
  "xmax": 20021886.403102361,
  "ymax": 11554348.247311756,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857,
   "vcsWkid": 5703,
   "latestVcsWkid": 5703,
   "xyTolerance": 0.001,
   "zTolerance": 0.001,
   "mTolerance": 0.001,
   "falseX": -22041257.7055110447,
   "falseY": -30241100,
   "xyUnits": 144148036.056328207,
   "falseZ": -100000,
   "zUnits": 10000,
   "falseM": -100000,
   "mUnits": 10000
  }
 }
}