{
    "ts": 1729074444091,
    "data": [
        {
            "id": 9376,
            "course_id": 542,
            "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": "2024-08-24T03:20:57.412Z",
            "updated_at": "2024-09-23T06:45:38.602Z",
            "attachment": null
        },
        {
            "id": 9377,
            "course_id": 542,
            "content": "20240824.zip",
            "category": "file",
            "attachment_id": "2ca2aafd-744e-4ce3-bc07-7fee3151d6a6",
            "order": 2,
            "duration": 0,
            "created_at": "2024-08-24T03:21:16.22Z",
            "updated_at": "2024-08-24T03:21:16.22Z",
            "attachment": {
                "id": 60412,
                "attachment_id": "2ca2aafd-744e-4ce3-bc07-7fee3151d6a6",
                "name": "20240824.zip",
                "thumb": "",
                "raw": "2ca2aafd-744e-4ce3-bc07-7fee3151d6a6.zip",
                "size": 7039892,
                "duration": 0,
                "mime_type": "",
                "location": "aliyun_oss",
                "created_at": "2024-08-24T03:21:14.82Z",
                "updated_at": "2024-08-24T03:21:14.82Z",
                "url": "https://bandu-resources.songy.info/7000104757/2ca2aafd-744e-4ce3-bc07-7fee3151d6a6.zip",
                "raw_url": "https://bandu-resources.songy.info/7000104757/2ca2aafd-744e-4ce3-bc07-7fee3151d6a6.zip",
                "thumb_url": "https://bandu-resources.songy.info/7000104757/2ca2aafd-744e-4ce3-bc07-7fee3151d6a6.zip"
            }
        }
    ]
}