[
  {
    "file": "Demo file 1",
    "id": 1
  },
  {
    "file": "Demo file 2",
    "id": 2
  },
  {
    "file": "Demo file 3",
    "id": 3
  },
  {
    "file": "Demo file 4",
    "id": 4
  }
]