{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Carreteras",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "8ef5fc1d304170d6368fc05232ae5ba7",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPUlEQVQ4jWNhoDJgGTVw1MDBYmAhQygnO8M3DkoM+snA9aOfYfV32riwn2H1dwYGhu9UM5CaYNTAUQPJAACFawl5UFZfoAAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  },
  {
   "layerId": 1,
   "layerName": "vias_ferrea",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "4233fa906b3d183c1eb6aeaf40a691f6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYuDUboYGJkYGe0oM+vef4WB2KUMDbVyYXcrQQFUDqQlGDRw1kAwAAJCPB7FXWr9lAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}