[
  {
    "key": "1",
    "root": {
      "type": 0,
      "element": {
        "op": "WHEN"
      },
      "left": {
        "type": 0,
        "element": {
          "op": "AND"
        },
        "left": {
          "type": 0,
          "element": {
            "op": "OR"
          },
          "left": {
            "type": 1,
            "element": {
              "type": "condition",
              "metaId": "sys:false"
            }
          },
          "right": {
            "type": 1,
            "element": {
              "type": "condition",
              "metaId": "sys:true"
            }
          }
        },
        "right": {
          "type": 1,
          "element": {
            "type": "condition",
            "metaId": "sys:true"
          }
        }
      },
      "right": {
        "type": 1,
        "element": {
          "type": "action",
          "metaId": "print:test"
        }
      }
    }
  }
]