{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Traffic Signal Areas",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "24a7cc1e87135a50f0cf88701c41b26e",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAEZJREFUOI1jYaAyYKGZgTk5Of8pNWzKlCmMKC7MzjYm27CpU88yMDDQ0sujBo4aOGrgqIE4DYQVQeSAKVOmMKIYCBOgFAAA9E8MwsuS/z8AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}