{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Sewer Tanks",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
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     "height": 20,
     "width": 20,
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     ]
    },
    {
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    }
   ],
   "legendGroups": [
    {
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     "heading": "Tank_Type"
    }
   ]
  }
 ]
}