{
  "var3": {
    "path": "var3",
    "name": "var3",
    "description": "A third variable.",
    "properties": [
      {
        "type": "property",
        "name": "mandatory",
        "ori_name": "mandatory",
        "access_control": false
      }
    ],
    "mode": "standard",
    "type": "variable",
    "default": {
      "name": "Default",
      "values": "depends on a calculation."
    },
    "variable_type": "string"
  }
}