{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Street Trees",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "3f36eaab323190956bdb68a65a1d2a2c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAhElEQVQ4jWNhoDJgGTWQYsAyLAxsYGBgqIeyDzAwMDRCabIMdAAZZhYG4Ty9yuAAwlBDG8gxsF5am4HBLBTKC2VgOLWageHUKrCLyTLQAWQgTSPl6VUwRXYYNoK8BzIE5lKogY3kGtgAcs3Tq2BDQZEBM4xsFzJANeM0YHjmFJLA4DcQABsbIQFyHDZhAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}