{
 "layers": [
  {
   "layerId": 0,
   "layerName": "City Limits",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "bf3e81f46f47040a96eb3536bbb75fa7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQUlEQVQ4je3MMQ0AMQwEwViyDkpC5sG7NZWt0qR4AC5vAExW1QbOGiCpEzgR8U2EwMqJ6M+hQ4cOHb5QUgMjmaS+lZgR/cZsjQwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}