{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Air_Relief_Valve",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "",
     "url": "a85bf6c216465cedbe184a8e179f0a53",
     "imageData": "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",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}