annotations/chunk-000/episode_000000.json

{
    "task_name": "2",
    "data_folder": "",
    "meta_data": {
        "task_duration": 977,
        "valid_duration": [
            0,
            977
        ]
    },
    "sub_task_annotation": [
        {
            "sub_task_idx": 0,
            "sub_task_instruction": "2",
            "frame_duration": [
                0,
                977
            ]
        }
    ]
}