{
    "ts": 1729074461765,
    "data": [
        {
            "id": 9816,
            "course_id": 581,
            "content": "enjoy app已上线每日英文朗读材料，打开“课程”部分即可查看。",
            "category": "text",
            "attachment_id": "",
            "order": 1,
            "duration": 0,
            "created_at": "2024-09-20T02:45:02.848Z",
            "updated_at": "2024-09-20T02:45:02.848Z",
            "attachment": null
        },
        {
            "id": 9817,
            "course_id": 581,
            "content": "20240920.zip",
            "category": "file",
            "attachment_id": "e9349a56-ecac-43de-a031-cc566a0d6056",
            "order": 2,
            "duration": 0,
            "created_at": "2024-09-20T02:45:27.343Z",
            "updated_at": "2024-09-20T02:45:27.343Z",
            "attachment": {
                "id": 63746,
                "attachment_id": "e9349a56-ecac-43de-a031-cc566a0d6056",
                "name": "20240920.zip",
                "thumb": "",
                "raw": "e9349a56-ecac-43de-a031-cc566a0d6056.zip",
                "size": 7091987,
                "duration": 0,
                "mime_type": "",
                "location": "aliyun_oss",
                "created_at": "2024-09-20T02:45:25.904Z",
                "updated_at": "2024-09-20T02:45:25.904Z",
                "url": "https://bandu-resources.songy.info/7000104757/e9349a56-ecac-43de-a031-cc566a0d6056.zip",
                "raw_url": "https://bandu-resources.songy.info/7000104757/e9349a56-ecac-43de-a031-cc566a0d6056.zip",
                "thumb_url": "https://bandu-resources.songy.info/7000104757/e9349a56-ecac-43de-a031-cc566a0d6056.zip"
            }
        }
    ]
}