{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Census Block Groups 2020",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "5a7d9880fc2413fb998b330eaddd12c5",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAHJJREFUOI1jYaAyYIEx5s6d20CJQcnJyQ1wA+fOndvALa1Szy4gQpZhX188ZJg7dy5DcnJyA9yF7AIiDPwKWmS78Ofb5wxwF1ITjBo4auCogcPMwK8vHpJtyM8Pb1ANTE5Obpg7dy68CCIHoBSwyAKUAgAfPyBdOb9w/wAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}