{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Watermain Valves",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "f5d3175d0ef93c7c75801fc7a1e7368e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAjklEQVQ4jWNhoDJgGTWQYsAybAwsh9JHGRgYjlBqYLmlr0gDiPH49vffT258bWVgYOgk10AbGQ3uahNPIQ4Qx8STgePM9ncNxze/YcBlKAsBA61lVTlZCXuCgkgBeRsalmQZ2Any3uPb36thLoWG4RFKXNj55MbXo09ufLWG8anh5SOEksvwyylEg8FvIADd8Cu4MiSxmQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}