{
 "id": 4,
 "extent": {
  "xmin": 10398925.633171242,
  "ymin": -8517792.1561410446,
  "xmax": 19295690.261230994,
  "ymax": -948149.87484920432,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}