{
 "layers": [
  {
   "layerId": 7,
   "layerName": "Carta 1993 (1:1000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 8,
   "layerName": "Carta 1993 (1:2000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 9,
   "layerName": "Carta 1999 (1:1000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 10,
   "layerName": "Carta 1999 (1:2000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 6,
   "layerName": "Carta 2007 (1:5000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "Carta 1845 (1:4000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 2,
   "layerName": "Carta 1873/74 (1:500)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 3,
   "layerName": "Carta 1934 (1:1000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 4,
   "layerName": "Carta 1947 (1:25000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 5,
   "layerName": "Carta 1960 (1:1000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 11,
   "layerName": "Carta 1978 (1:1000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 12,
   "layerName": "Carta 1984 (1:5000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 13,
   "layerName": "Carta 1999 (1:25000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 14,
   "layerName": "Carta 2000 (1:10000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 15,
   "layerName": "Carta 2002 (1:500)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 16,
   "layerName": "Carta 2011 (1:500)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 17,
   "layerName": "Carta 2012 (1:25000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 18,
   "layerName": "Carta 2013 (1:5000)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 19,
   "layerName": "Carta 2024 (NdD1 e NdD2)",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 20,
   "layerName": "Orto 1969",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 21,
   "layerName": "Orto 1999",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 22,
   "layerName": "Orto 2007",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 23,
   "layerName": "Orto 2010",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 24,
   "layerName": "Orto 2011",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 25,
   "layerName": "Orto 2013",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 26,
   "layerName": "Orto 2021",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  },
  {
   "layerId": 27,
   "layerName": "Orto 2024",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "c5841d69b4cb206211eacb19bff720cf",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAO0lEQVQ4je3VIQ4AMAxCUZZw/yuzrK4a3HhpKr+oKQUIQXzrzPgEaIJJbNBGP7E16GOgsTT4zQ0VfAMXpesGTbdHvcEAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": ""
    }
   ]
  }
 ]
}