{"layers": [{
 "layerType": "Feature Layer",
 "layerId": 0,
 "maxScale": 0,
 "legend": [
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTWQYsBCuRGoYCQaeEe9fj9VDWSgMmBRudnoSFUDGagMWEYNpBiwUG7EUDMQANgBBFFBR+aWAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["1"],
   "width": 20,
   "label": "Major Highways",
   "contentType": "image/png",
   "url": "82f1631bdc7e07356c759f72ce4282db",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTWQYsBCuRGoYCQa+D+ZIZSqBjJQGbAwzmVYTVUDGagMWEYNpBiwUG7EUDMQAKqAA1GboI2aAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["2"],
   "width": 20,
   "label": "Secondary Highways",
   "contentType": "image/png",
   "url": "5956d24e586b4a2d73954d09df316bb5",
   "height": 20
  },
  {
   "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTWQYsBCuRGoYCQamNL/fz9VDWSgMmCZU8joSFUDGagMWEYNpBiwUG7EUDMQAB7wBFF8v8scAAAAAElFTkSuQmCC",
   "groupId": "0",
   "values": ["3"],
   "width": 20,
   "label": "Ferry Routes",
   "contentType": "image/png",
   "url": "8cbc26a63901670edfe8831eb16b5be9",
   "height": 20
  }
 ],
 "legendGroups": [{
  "heading": "",
  "id": "0"
 }],
 "layerName": "NA_roads",
 "minScale": 0
}]}