{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Highways",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "FM ROAD",
     "url": "728f6be98f2f3f4aebeb34b6d2778f54",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAcElEQVQ4je3SsQ2AIBRF0Yv+SkviPNAylXEqWpgHKbUT3EEsNOENcHKLJ7w86WAHH4DeezswWIUyrdjFtcnIuOpF22memrDzONnTHqVSI2Bb6wAUykihhJyyySk3YZUaCyWIcy4A4Y1C+MVtOvg98AYZnSDVsC6vfQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "FM ROAD"
     ]
    },
    {
     "label": "INTERSTATE",
     "url": "320ab9c215a81e8db22df3e0576df532",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAV0lEQVQ4jWNhoDJgGTVwhBjIxcDAIEIl896wMDAwsDPk9IZRxbgpxXNZGA7/12dgYuimioHhRWdoEIa2jAcYDv93pIpptowHWGAMqhjIMFTS4aiBg8xAAPRLDWWoR76oAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "INTERSTATE"
     ]
    },
    {
     "label": "STATE HWY",
     "url": "0ebf89c4714554532e4e9d82cae378ad",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAYElEQVQ4jWNhoDJgGTVwhBjIxcnJKUINw75///6GhZ+fgb0p6GcYNQysW8cwl+XDHAZ9hv//uqlhYJ4XwxnqhyFjKMOB/6sZHKlhGGMowwEWGIMaBjIwDJV0OGrgIDMQAOK+E2BDItRGAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "STATE HWY"
     ]
    },
    {
     "label": "TOLL RD",
     "url": "90ed5f6b14b9f00c6d94d1521b85cf55",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAXUlEQVQ4jWNhoDJgGTVwhBjIxcDAIEIl896wMDAwsOv1RoRRw7RLxSvmsoT8n6/PyMDUTQ0D1Yrcz1A/DNcwJh4I+T/fkRqGrWFMPMACY1DDQAaGoZIORw0cZAYCAF6+EUw+ZUNKAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "TOLL RD"
     ]
    },
    {
     "label": "US HWY",
     "url": "80f3235c2503637e36af5035de822e63",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAXElEQVQ4jWNhoDJgGTVwhBjIxcDAIEIl896wMDAwsDcwMIRRw7QGBoa5LM8ZGPT/MzB0U8PAdAaGM9QPQ0kGhgPPGRgcqWGYJAPDARYYgxoGMjAMlXQ4auAgMxAACDsK292YzQAAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "US HWY"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "RD_CLASS"
    }
   ]
  }
 ]
}