{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Contours",
   "layerType": "Feature Layer",
   "minScale": 36113,
   "maxScale": 0,
   "legend": [
    {
     "label": "Intermediate",
     "url": "f88e471a4172a1a03a0d32952bd55344",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAL0lEQVQ4jWNhoDJgGTVw1MBha+CKAob/1DAsYgIDIwuMQQ0DGRiGTBiOGjjMDQQAzKkEOu1HYV8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "N"
     ]
    },
    {
     "label": "Index",
     "url": "73ccfb453820264c2b6b8944a1c63770",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMUlEQVQ4jWNhoDJgGTVw1MDBYmCxD8N/ahjWu4WBkTYu7N3CwEhVA6kJRg0cNZAMAACiTwSTPhIUNwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "Y"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "INDEX_"
    }
   ]
  }
 ]
}