{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Lden dB(A)",
   "layerType": "Couche d\u2019entités",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "≥ 73 dB(A) pour les voies conventionnelles et ≥ 68 dB(A) pour les lignes à grande vitesse",
     "url": "2a7158b114e5986c28c91e1506e90a91",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADFJREFUOI1jYaAyYKGZgf8zGf5TYhDjdAZGFAOpBUYNHDVw1MBRA+lsIKw8o5qB1AIAPMED6jq2JuIAAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20,
     "values": [
      "68",
      "73"
     ]
    }
   ]
  }
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}