{
 "layers": [
  {
   "layerId": 0,
   "layerName": "DEGURBA_NUTS0_pm25_quintiles_M",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "2c72bfaa75a36f7819b4ff543227f522",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWPJzc/b/p/hvwMDFQAjA+MBFpBhl6W/cFDDQN2nPA4sDFQGLKMGUgxYKDcCFYwaSDlgoYIZKGDUwBERhowMjAdAJS01DAOZBQDIcw26p9pTnAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "NUTS0_pm25_urban_degrees_quintiles_M",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "6b48a025db39afdeabda0b98769f5af4",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAT0lEQVQ4jWMpLCzazsjE5MBABfD/378DLCDDQss7OKhh4OrOCgcWBioDllEDKQYslBuBCkYNpBywUMEMFDBq4IgIw////h0AlbTUMAxkFgCc2hNL8KoQ/gAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}