{
 "layers": [
  {
   "layerId": 1,
   "layerName": "ROW_Lines_Portal",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "MTL_P; MRS",
     "url": "7e4b5846ce48bd4065edc1d50588f8ff",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAANklEQVQ4jWNhoDJgGTVw1MBBY+DR/w0MjAz2FJn0n+EggzVjA41caM3YQF0DqQhGDRw1kAwAALpMBg2I0qYeAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "MTL_P",
      "MRS"
     ]
    },
    {
     "label": "MRHB; MHR",
     "url": "7e9603cca6bd8981b8a00b958464d9aa",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYuDTpwwNTEwM9pQY9O8fw0FpaYYG2rhQWpqhgaoGUhOMGjhqIBkAAOATBweVjPklAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "MRHB",
      "MHR"
     ]
    },
    {
     "label": "MRT",
     "url": "84183d0e93683feb56ceebd4ad5c0d30",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAN0lEQVQ4jWNhoDJgGTVw1MDBYuB/hqMNDAyM9pQZ9f8gI4N1A21cyMhg3UBVA6kJRg0cNZAMAAC6EwYNSqhoTAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "MRT"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "cadLevelName"
    }
   ]
  }
 ]
}