{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Ln dB(A)",
   "layerType": "Couche d\u2019entités",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "> 65 dB(A)",
     "url": "d14fa0b6d3a1b8c80a9cd9c254d97031",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf8Z7v6nxCBGBmVGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAE74DdqplRSwAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}