{
 "id": 170,
 "extent": {
  "xmin": -20037507.067200001,
  "ymin": -30240971.9584,
  "xmax": 20039633.568300001,
  "ymax": 30240971.958400004,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}