{
 "layers": [
  {
   "layerId": 4,
   "layerName": "LightRailArea",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "51020f2f44ed2c78b9c4fe387a9a4ab7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAf0lEQVQ4je2USw6AMAgF34KD4ckaT1aO5gZNivRDMMaFk3QH07R8CEAFwGjZAAjGsOY2kCNLQU/KesLZU20sj4Si/7cqE1sDCgh67HouYeSJHvJ6UVJQLv3OL8xDznKI9iVbYXXGKUKxo2dvqzpKK/uwzJbDGXjN5oK04ft9eACRnBQR8bL4lAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}