{
 "id": 4,
 "extent": {
  "xmin": -8556585.4634743799,
  "ymin": 5562339.2202054383,
  "xmax": -8416291.6448675152,
  "ymax": 5683170.1150734136,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}