{
 "layers": [
  {
   "layerId": 3,
   "layerName": "Bicycle Trails",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "4415faebbf9d153cb14c06a27d912405",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAXElEQVQ4jWNhoDJgGTWQYsAyEg30We7AwMhYz8DA4EBA7QGG//8bwSzs6g+A5FmINAwEQBYj2DjkWRioDFjA3oDYTIqXGXB7eUvkATCHNHBgKCcbKgOWUQMZKAUA2mYX11OoJtYAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}