{
 "layers": [
  {
   "layerId": 1,
   "layerName": "Sanitary Main",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "1e31d8402c4a36c9751567fe74dbab1c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa6POUoYGBicGeIpP+MRzcIs3QQBsXbpFmaKCqgdQELFQ1jWHUQGqAwR8pADMwBqCD56klAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Sanitary Mains Lining",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "<Null>",
     "url": "dcd60a522d40cff7e0381ae7ef0f6e2f",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAQklEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+F+JoYGBkcGeIpP+MxxkvMfQQBsXMt5jaKCqgdQELFQ1jWHUQGqAwR8pAFrtBrDcPLzpAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "<Null>"
     ]
    },
    {
     "label": "2014",
     "url": "a647b75cfa227b9faca32f807487384c",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASklEQVQ4jWNhoDJgGTWQYsAyEg30We7AwMhYz8DA4EChWQcY/v9vZKGSYSAAchgtvPz/fyPIZOp5eUvkATBnBCUbKgOWUQMZKAUAracPFA5BS/wAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "2014"
     ]
    },
    {
     "label": "2015",
     "url": "dd8c8d318d3a0a3f631972d522a4923a",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAATElEQVQ4jWNhoDJgGTWQYsAyAg20WM7gwMDIUM/AwOBAoVkHGP4zNLJQyTAQADmMFmH4n6ERZDLVvHwikuEAmDNykg3DqIGUAqqHIQC0cgwTkgB7WAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "2015"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Year Lined"
    }
   ]
  }
 ]
}