{
 "id": 51,
 "extent": {
  "xmin": -20037700,
  "ymin": -10249586.7557,
  "xmax": 39936839.732900001,
  "ymax": 29733439.732900001,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857,
   "xyTolerance": 0.001,
   "zTolerance": 2,
   "mTolerance": 0.001,
   "falseX": -21950603.294350002,
   "falseY": -30241100,
   "xyUnits": 144357470.044554114,
   "falseZ": 0,
   "zUnits": 1,
   "falseM": -100000,
   "mUnits": 10000
  }
 }
}