{
 "layers": [
  {
   "layerId": 3,
   "layerName": "wall_surface",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "4a20c60fb41c64539aeae9bbafcef630",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYqBed1oDI+N/e0oM+v+f8eCl0lkNtHHhpdJZDVQ1kJpg1MBRA8kAAAH9CrJrgjoHAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "roof_surface",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "ea3c78b6c2fb83a6971eb127dc607c89",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAS0lEQVQ4jWMpyi/czsTE6MBABfDv3/8DLExMjA4dXikc1DCwYtscBxZqGIQMRg0cNXDUwFEDRw2EGvjv3/8DFdvmOFDDsH///h8AAJA5E2dZ/BSWAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "building",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "90dbcb7781bddd1f2a67449b28d8aafa",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASklEQVQ4jWPJLyzazsTE5MBABfDv378DLExMTA7u9R0c1DBwZ2OFAws1DEIGowaOGjhq4KiBowZCDfz379+BnY0VDtQw7N+/fwcAlkoTTiE4JlsAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 0,
   "layerName": "reference_municipality",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "fb2161cb39a825dd531aa4be6a260c0b",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAS0lEQVQ4jWMpzC/azsjE5MBABfD/378DLIxMTA5xrh0c1DBw0e4KBxZqGIQMRg0cNXDUwFEDRw2EGvj/378Di3ZXOFDDsP///h0AAJCoE3JfRL7fAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}