{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Strava",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "30,000",
     "url": "c2bcc828e483af7e2df3476b723f07c4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAYUlEQVQ4jeXTsQ2AMAxE0R/JS2Sb0HsnYKcMkGWAMRKFkjbXIF/p4snS2YY4Fhh8nLIC5Up7wcs5Eux9cbPbIUGziSFKh/KjUlQxmRQYTNDm/SiwDqflyiZ9PT6DAKUgzgDIgBNOXQlqFgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "sum_2021"
    }
   ]
  }
 ]
}