[
  {
    "id": "001",
    "label": "first",
    "label_3": "second",
    "label_2": "keep",
    "note": "comma, inside"
  },
  {
    "id": "002",
    "label": "next",
    "label_3": "last",
    "label_2": "reserved",
    "note": "line one\nline two"
  }
]