{
 "id": 7,
 "extent": {
  "xmin": -8924974.7658151742,
  "ymin": 3123442.9428543225,
  "xmax": -8923254.2079247348,
  "ymax": 3125172.7053610561,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}