{
 "id": "7",
 "name": "Vertical electrical sounding (VES)",
 "type": "Group Layer",
 "minScale": "0",
 "maxScale": "0",
 "layers": [
  {
   "id": "10",
   "name": "VES campaigns",
   "type": "Feature Layer",
   "minScale": "0",
   "maxScale": "0",
   "legend": [
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     "label": "",
     "description": "",
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   ]
  },
  {
   "id": "9",
   "name": "VES profiles ",
   "type": "Feature Layer",
   "minScale": "0",
   "maxScale": "0",
   "legend": [
    {
     "label": "",
     "description": "",
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    }
   ]
  },
  {
   "id": "8",
   "name": "VES middle points",
   "type": "Feature Layer",
   "minScale": "65000",
   "maxScale": "0",
   "legend": [
    {
     "label": "",
     "description": "",
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