{
 "id": 15,
 "extent": {
  "xmin": -8442614.8982257433,
  "ymin": 4143036.812334341,
  "xmax": -7679438.7768574003,
  "ymax": 5290114.5906603327,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}