{
  "variable1": {
    "path": "variable1",
    "name": "variable1",
    "description": "A first variable.",
    "properties": [
      {
        "type": "property",
        "name": "mandatory",
        "ori_name": "mandatory",
        "access_control": false
      },
      {
        "type": "property",
        "name": "unique",
        "ori_name": "unique",
        "access_control": false
      }
    ],
    "mode": "basic",
    "type": "variable",
    "variable_type": "choice",
    "choices": {
      "name": "Choices",
      "values": [
        "val1",
        "val2"
      ]
    },
    "multiple": true
  },
  "variable2": {
    "path": "variable2",
    "name": "variable2",
    "description": "A second variable.",
    "properties": [
      {
        "type": "property",
        "name": "unique",
        "ori_name": "unique",
        "access_control": false
      }
    ],
    "mode": "standard",
    "type": "variable",
    "variable_type": "choice",
    "choices": {
      "name": "Choices",
      "values": [
        "val1",
        "val2"
      ]
    },
    "multiple": true
  }
}