{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Flapper Valves",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "a787570e5c107155df70cea5f6a6ff7b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAjklEQVQ4jWNhoDJgGTWQYsAybAwsh9JHGRgYjlBqYLkbv3ADiHHv57ffd358b2VgYOgk10AbFQ7Oakd+AQ4Qx5FBgGP/xw8Nuz6+ZcBlKAsBA62V2LlYCXuCgkgBeRsalmQZ2Any3r2f36phLoWG4RFKXNh558f3o3d+fLeG8anh5SOEksvwyylEg8FvIACr0Cwk08lGAQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}