{
 "layers": [
  {
   "layerId": 2,
   "layerName": "culvert",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "80bc59ba3dac31c77beb9c505eba3a95",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAY0lEQVQ4jWNhoDJgGTWQNmHIr8fgxMLFIIBP498XDOc+PGB4QJSB6sUM5fJxDG74DDybxpD9YTbDNKIMpASwjBo4UsPwy12G10/WMlzCp/HfH4a3RBt4rYkhZoSFISWA6gYCAIBbFZ6ze2Y/AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "culvert2010",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "80bc59ba3dac31c77beb9c505eba3a95",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAY0lEQVQ4jWNhoDJgGTWQNmHIr8fgxMLFIIBP498XDOc+PGB4QJSB6sUM5fJxDG74DDybxpD9YTbDNKIMpASwjBo4UsPwy12G10/WMlzCp/HfH4a3RBt4rYkhZoSFISWA6gYCAIBbFZ6ze2Y/AAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}