{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Geología al 250 000",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "2a323ff21a11e2bddf0f43f26daa6415",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAENJREFUOI1jYaAyYGFgYGBYwdD6nxqGRTBUM7JQwyBkgGJgBEM1IzmGIPuQti4cNXDUwFEDh4eB1CgXaeNCcstBbAAAdnAJUWlTsMwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}