{
  "image": "image.png",
  "gt_box_list": [
    [
      171,
      264,
      291,
      384
    ],
    [
      648,
      417,
      768,
      537
    ],
    [
      101,
      431,
      221,
      551
    ],
    [
      336,
      313,
      456,
      433
    ]
  ],
  "submit_box": [
    550,
    590,
    720,
    680
  ]
}