{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Point Spatial Collection",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "fc67164bbd35b5612e8b6779c3a92e10",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAgElEQVQ4je3TsQ2AIBCF4b+gsXUGB6HDrYCttHMQZrClNWfO0sJDE2O8hAAFXx5ccNxc7geby30CTEDU9QJknU2gF2yk3zeF6mUomixgHOgICgZgZmVijVbQC/hoUwqVljfMcj1BjqQKZiuYJE2hRm3GgZkToodPgW/+lEv1fnADPuMhiZpl0pUAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Line Spatial Collection",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "838258703c56b40f87ad6e81aeecafc5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4jWNhoDJgGTWQYsBCuRGoYKQa+MyH4T81DJPawsBIGxdKbWFgpKqB1AQsVDWNYdRAaoDBHykAfVwEIMZOC3wAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Polygon Spatial Collection",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "d6807a34c6a9d9912a68a68056156b2d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAV0lEQVQ4jWMpZmD4z0BFwAJjKBsYUGTQ3QsXEAaCDMvs66PIwOlFRWBD4S6kFmAZNZBiwEK5Eahg1EDKAQsVzEABowZSDsBhCCrHQOUZJQClgEUWoBQAAFvQE7VDVx8eAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}