{
 "layers": [
  {
   "layerId": 1,
   "layerName": "Road Slope",
   "layerType": "Raster Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "0-4% Slope",
     "url": "fb529d87e6b173c263f69dcd34e193e6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3UsQ0AIBBCUS5hRad0yLPShBrs7g/wCgqIcPwGrkY70C6UgKk4oB19QhvQjwFDGtDvbXj/LAamOkRLA/6FBqQJAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    },
    {
     "label": "5-8% Slope",
     "url": "63aebd5d8cdf2c88b24d60af9f9958db",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4je3UoQ0AMBBCUS5h/5Wvqk3QUMcf4AkERDh+A3exDjSDETAVC9rRJ7SCfgwYUkG/t+H9sxiY6gAJMQNUbcp4vQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    },
    {
     "label": "9-12% Slope",
     "url": "504fec6fbf9e1a7349db7544bf2c0b40",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAP0lEQVQ4je3UsQ0AIBBCUS5hRod0ybPShBrs7g/wCgqIcPwG9kY7UC2UgKk4oB19QhvQjwFDGtDvbXj/LAamOiZpA6lqLs9EAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    },
    {
     "label": "Greater than 12%",
     "url": "f2c5dae169c5fc091592761e9e28c5b5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOklEQVQ4jWNhoDJgoZmB/8GIfMAIRrR0IbUAC9VMgoJRAykHLFQwAwWMGkg5YBnBBjJCyzOqGUgtAABgfwJTnasaYgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Value"
    }
   ]
  }
 ]
}