{
    "ts": 1729074258119,
    "data": [
        {
            "id": 1532,
            "course_id": 51,
            "content": "e8b9f539-8a69-452d-a98f-bb6ab25daa14.mp3",
            "category": "audio",
            "attachment_id": "e8b9f539-8a69-452d-a98f-bb6ab25daa14",
            "order": 1,
            "duration": 30430,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:14.093Z",
            "attachment": {
                "id": 12657,
                "attachment_id": "e8b9f539-8a69-452d-a98f-bb6ab25daa14",
                "name": "e8b9f539-8a69-452d-a98f-bb6ab25daa14.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e8b9f539-8a69-452d-a98f-bb6ab25daa14.mp3",
                "size": 243501,
                "duration": 30430,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.834Z",
                "updated_at": "2023-11-14T18:09:14.088Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e8b9f539-8a69-452d-a98f-bb6ab25daa14.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e8b9f539-8a69-452d-a98f-bb6ab25daa14.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e8b9f539-8a69-452d-a98f-bb6ab25daa14.mp3"
            }
        },
        {
            "id": 1533,
            "course_id": 51,
            "content": "a8a400ed-5bfe-4afa-bc20-938747e44604.png",
            "category": "image",
            "attachment_id": "a8a400ed-5bfe-4afa-bc20-938747e44604",
            "order": 2,
            "duration": 1000000000,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:13.855Z",
            "attachment": {
                "id": 12658,
                "attachment_id": "a8a400ed-5bfe-4afa-bc20-938747e44604",
                "name": "a8a400ed-5bfe-4afa-bc20-938747e44604.png",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a8a400ed-5bfe-4afa-bc20-938747e44604.png",
                "size": 59619,
                "duration": 0,
                "mime_type": "image/png",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.835Z",
                "updated_at": "2023-11-14T18:09:13.835Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a8a400ed-5bfe-4afa-bc20-938747e44604.png",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a8a400ed-5bfe-4afa-bc20-938747e44604.png",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a8a400ed-5bfe-4afa-bc20-938747e44604.png"
            }
        },
        {
            "id": 1534,
            "course_id": 51,
            "content": "687a602a-30f3-4b08-a532-6a28e77070e7.mp3",
            "category": "audio",
            "attachment_id": "687a602a-30f3-4b08-a532-6a28e77070e7",
            "order": 3,
            "duration": 56450,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:14.287Z",
            "attachment": {
                "id": 12659,
                "attachment_id": "687a602a-30f3-4b08-a532-6a28e77070e7",
                "name": "687a602a-30f3-4b08-a532-6a28e77070e7.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/687a602a-30f3-4b08-a532-6a28e77070e7.mp3",
                "size": 451629,
                "duration": 56450,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.835Z",
                "updated_at": "2023-11-14T18:09:14.278Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/687a602a-30f3-4b08-a532-6a28e77070e7.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/687a602a-30f3-4b08-a532-6a28e77070e7.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/687a602a-30f3-4b08-a532-6a28e77070e7.mp3"
            }
        },
        {
            "id": 1535,
            "course_id": 51,
            "content": "5cac91ef-1cb7-4ef6-92f7-c2e8b7638c6d.png",
            "category": "image",
            "attachment_id": "5cac91ef-1cb7-4ef6-92f7-c2e8b7638c6d",
            "order": 4,
            "duration": 1000000000,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:13.855Z",
            "attachment": {
                "id": 12660,
                "attachment_id": "5cac91ef-1cb7-4ef6-92f7-c2e8b7638c6d",
                "name": "5cac91ef-1cb7-4ef6-92f7-c2e8b7638c6d.png",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/5cac91ef-1cb7-4ef6-92f7-c2e8b7638c6d.png",
                "size": 37125,
                "duration": 0,
                "mime_type": "image/png",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.836Z",
                "updated_at": "2023-11-14T18:09:13.836Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/5cac91ef-1cb7-4ef6-92f7-c2e8b7638c6d.png",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/5cac91ef-1cb7-4ef6-92f7-c2e8b7638c6d.png",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/5cac91ef-1cb7-4ef6-92f7-c2e8b7638c6d.png"
            }
        },
        {
            "id": 1536,
            "course_id": 51,
            "content": "e33a4413-5155-4177-8eb1-9317c6b6b2a1.mp3",
            "category": "audio",
            "attachment_id": "e33a4413-5155-4177-8eb1-9317c6b6b2a1",
            "order": 5,
            "duration": 60050,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:14.528Z",
            "attachment": {
                "id": 12661,
                "attachment_id": "e33a4413-5155-4177-8eb1-9317c6b6b2a1",
                "name": "e33a4413-5155-4177-8eb1-9317c6b6b2a1.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e33a4413-5155-4177-8eb1-9317c6b6b2a1.mp3",
                "size": 480429,
                "duration": 60050,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.836Z",
                "updated_at": "2023-11-14T18:09:14.523Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e33a4413-5155-4177-8eb1-9317c6b6b2a1.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e33a4413-5155-4177-8eb1-9317c6b6b2a1.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e33a4413-5155-4177-8eb1-9317c6b6b2a1.mp3"
            }
        },
        {
            "id": 1537,
            "course_id": 51,
            "content": "a247330f-f305-4802-b8d5-1c9591d86510.mp3",
            "category": "audio",
            "attachment_id": "a247330f-f305-4802-b8d5-1c9591d86510",
            "order": 6,
            "duration": 51020,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:14.737Z",
            "attachment": {
                "id": 12662,
                "attachment_id": "a247330f-f305-4802-b8d5-1c9591d86510",
                "name": "a247330f-f305-4802-b8d5-1c9591d86510.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a247330f-f305-4802-b8d5-1c9591d86510.mp3",
                "size": 408237,
                "duration": 51020,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.837Z",
                "updated_at": "2023-11-14T18:09:14.73Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a247330f-f305-4802-b8d5-1c9591d86510.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a247330f-f305-4802-b8d5-1c9591d86510.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a247330f-f305-4802-b8d5-1c9591d86510.mp3"
            }
        },
        {
            "id": 1538,
            "course_id": 51,
            "content": "9bb99ef0-6f1b-4a4d-88f4-73a4de4b5d38.png",
            "category": "image",
            "attachment_id": "9bb99ef0-6f1b-4a4d-88f4-73a4de4b5d38",
            "order": 7,
            "duration": 1000000000,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:13.855Z",
            "attachment": {
                "id": 12663,
                "attachment_id": "9bb99ef0-6f1b-4a4d-88f4-73a4de4b5d38",
                "name": "9bb99ef0-6f1b-4a4d-88f4-73a4de4b5d38.png",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/9bb99ef0-6f1b-4a4d-88f4-73a4de4b5d38.png",
                "size": 42864,
                "duration": 0,
                "mime_type": "image/png",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.837Z",
                "updated_at": "2023-11-14T18:09:13.837Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/9bb99ef0-6f1b-4a4d-88f4-73a4de4b5d38.png",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/9bb99ef0-6f1b-4a4d-88f4-73a4de4b5d38.png",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/9bb99ef0-6f1b-4a4d-88f4-73a4de4b5d38.png"
            }
        },
        {
            "id": 1539,
            "course_id": 51,
            "content": "12744204-f9e4-4bcf-8bab-6337417399cd.mp3",
            "category": "audio",
            "attachment_id": "12744204-f9e4-4bcf-8bab-6337417399cd",
            "order": 8,
            "duration": 54670,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:14.954Z",
            "attachment": {
                "id": 12664,
                "attachment_id": "12744204-f9e4-4bcf-8bab-6337417399cd",
                "name": "12744204-f9e4-4bcf-8bab-6337417399cd.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/12744204-f9e4-4bcf-8bab-6337417399cd.mp3",
                "size": 437421,
                "duration": 54670,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.838Z",
                "updated_at": "2023-11-14T18:09:14.944Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/12744204-f9e4-4bcf-8bab-6337417399cd.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/12744204-f9e4-4bcf-8bab-6337417399cd.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/12744204-f9e4-4bcf-8bab-6337417399cd.mp3"
            }
        },
        {
            "id": 1540,
            "course_id": 51,
            "content": "439fdf06-c8ab-400f-a421-4bb35d4a470f.mp3",
            "category": "audio",
            "attachment_id": "439fdf06-c8ab-400f-a421-4bb35d4a470f",
            "order": 9,
            "duration": 55540,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:15.189Z",
            "attachment": {
                "id": 12665,
                "attachment_id": "439fdf06-c8ab-400f-a421-4bb35d4a470f",
                "name": "439fdf06-c8ab-400f-a421-4bb35d4a470f.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/439fdf06-c8ab-400f-a421-4bb35d4a470f.mp3",
                "size": 444333,
                "duration": 55540,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.838Z",
                "updated_at": "2023-11-14T18:09:15.181Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/439fdf06-c8ab-400f-a421-4bb35d4a470f.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/439fdf06-c8ab-400f-a421-4bb35d4a470f.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/439fdf06-c8ab-400f-a421-4bb35d4a470f.mp3"
            }
        },
        {
            "id": 1541,
            "course_id": 51,
            "content": "8d0c0181-d9d0-4536-84ed-147b0944ea78.mp3",
            "category": "audio",
            "attachment_id": "8d0c0181-d9d0-4536-84ed-147b0944ea78",
            "order": 10,
            "duration": 26470,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:15.425Z",
            "attachment": {
                "id": 12666,
                "attachment_id": "8d0c0181-d9d0-4536-84ed-147b0944ea78",
                "name": "8d0c0181-d9d0-4536-84ed-147b0944ea78.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/8d0c0181-d9d0-4536-84ed-147b0944ea78.mp3",
                "size": 211821,
                "duration": 26470,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.839Z",
                "updated_at": "2023-11-14T18:09:15.421Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/8d0c0181-d9d0-4536-84ed-147b0944ea78.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/8d0c0181-d9d0-4536-84ed-147b0944ea78.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/8d0c0181-d9d0-4536-84ed-147b0944ea78.mp3"
            }
        },
        {
            "id": 1542,
            "course_id": 51,
            "content": "a817d884-cbb4-453e-a197-01f1f18fd80e.png",
            "category": "image",
            "attachment_id": "a817d884-cbb4-453e-a197-01f1f18fd80e",
            "order": 11,
            "duration": 1000000000,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:13.855Z",
            "attachment": {
                "id": 12667,
                "attachment_id": "a817d884-cbb4-453e-a197-01f1f18fd80e",
                "name": "a817d884-cbb4-453e-a197-01f1f18fd80e.png",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a817d884-cbb4-453e-a197-01f1f18fd80e.png",
                "size": 34823,
                "duration": 0,
                "mime_type": "image/png",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.839Z",
                "updated_at": "2023-11-14T18:09:13.839Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a817d884-cbb4-453e-a197-01f1f18fd80e.png",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a817d884-cbb4-453e-a197-01f1f18fd80e.png",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a817d884-cbb4-453e-a197-01f1f18fd80e.png"
            }
        },
        {
            "id": 1543,
            "course_id": 51,
            "content": "4168a9d0-f342-4936-a01a-4f51b6d718a0.mp3",
            "category": "audio",
            "attachment_id": "4168a9d0-f342-4936-a01a-4f51b6d718a0",
            "order": 12,
            "duration": 38640,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:15.628Z",
            "attachment": {
                "id": 12668,
                "attachment_id": "4168a9d0-f342-4936-a01a-4f51b6d718a0",
                "name": "4168a9d0-f342-4936-a01a-4f51b6d718a0.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/4168a9d0-f342-4936-a01a-4f51b6d718a0.mp3",
                "size": 309165,
                "duration": 38640,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.84Z",
                "updated_at": "2023-11-14T18:09:15.621Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/4168a9d0-f342-4936-a01a-4f51b6d718a0.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/4168a9d0-f342-4936-a01a-4f51b6d718a0.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/4168a9d0-f342-4936-a01a-4f51b6d718a0.mp3"
            }
        },
        {
            "id": 1544,
            "course_id": 51,
            "content": "771d1891-b69e-4fea-9b57-cb5c75740958.png",
            "category": "image",
            "attachment_id": "771d1891-b69e-4fea-9b57-cb5c75740958",
            "order": 13,
            "duration": 1000000000,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:13.855Z",
            "attachment": {
                "id": 12669,
                "attachment_id": "771d1891-b69e-4fea-9b57-cb5c75740958",
                "name": "771d1891-b69e-4fea-9b57-cb5c75740958.png",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/771d1891-b69e-4fea-9b57-cb5c75740958.png",
                "size": 28103,
                "duration": 0,
                "mime_type": "image/png",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.841Z",
                "updated_at": "2023-11-14T18:09:13.841Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/771d1891-b69e-4fea-9b57-cb5c75740958.png",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/771d1891-b69e-4fea-9b57-cb5c75740958.png",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/771d1891-b69e-4fea-9b57-cb5c75740958.png"
            }
        },
        {
            "id": 1545,
            "course_id": 51,
            "content": "0fc61948-d5a5-4b32-9eb3-4e6efcc141e6.mp3",
            "category": "audio",
            "attachment_id": "0fc61948-d5a5-4b32-9eb3-4e6efcc141e6",
            "order": 14,
            "duration": 58320,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:15.843Z",
            "attachment": {
                "id": 12670,
                "attachment_id": "0fc61948-d5a5-4b32-9eb3-4e6efcc141e6",
                "name": "0fc61948-d5a5-4b32-9eb3-4e6efcc141e6.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/0fc61948-d5a5-4b32-9eb3-4e6efcc141e6.mp3",
                "size": 466605,
                "duration": 58320,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.841Z",
                "updated_at": "2023-11-14T18:09:15.835Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/0fc61948-d5a5-4b32-9eb3-4e6efcc141e6.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/0fc61948-d5a5-4b32-9eb3-4e6efcc141e6.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/0fc61948-d5a5-4b32-9eb3-4e6efcc141e6.mp3"
            }
        },
        {
            "id": 1546,
            "course_id": 51,
            "content": "a11e97dc-0236-4e6a-96ea-31cda4610249.mp3",
            "category": "audio",
            "attachment_id": "a11e97dc-0236-4e6a-96ea-31cda4610249",
            "order": 15,
            "duration": 52820,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:16.064Z",
            "attachment": {
                "id": 12671,
                "attachment_id": "a11e97dc-0236-4e6a-96ea-31cda4610249",
                "name": "a11e97dc-0236-4e6a-96ea-31cda4610249.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a11e97dc-0236-4e6a-96ea-31cda4610249.mp3",
                "size": 422637,
                "duration": 52820,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.841Z",
                "updated_at": "2023-11-14T18:09:16.057Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a11e97dc-0236-4e6a-96ea-31cda4610249.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a11e97dc-0236-4e6a-96ea-31cda4610249.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a11e97dc-0236-4e6a-96ea-31cda4610249.mp3"
            }
        },
        {
            "id": 1547,
            "course_id": 51,
            "content": "ea5bf043-3657-4ed2-826d-654903e8142a.mp3",
            "category": "audio",
            "attachment_id": "ea5bf043-3657-4ed2-826d-654903e8142a",
            "order": 16,
            "duration": 37390,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:16.279Z",
            "attachment": {
                "id": 12672,
                "attachment_id": "ea5bf043-3657-4ed2-826d-654903e8142a",
                "name": "ea5bf043-3657-4ed2-826d-654903e8142a.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/ea5bf043-3657-4ed2-826d-654903e8142a.mp3",
                "size": 299181,
                "duration": 37390,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.842Z",
                "updated_at": "2023-11-14T18:09:16.274Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/ea5bf043-3657-4ed2-826d-654903e8142a.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/ea5bf043-3657-4ed2-826d-654903e8142a.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/ea5bf043-3657-4ed2-826d-654903e8142a.mp3"
            }
        },
        {
            "id": 1548,
            "course_id": 51,
            "content": "c9b5c805-da41-4879-8bd4-9bd6cae6cb54.png",
            "category": "image",
            "attachment_id": "c9b5c805-da41-4879-8bd4-9bd6cae6cb54",
            "order": 17,
            "duration": 1000000000,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:13.855Z",
            "attachment": {
                "id": 12673,
                "attachment_id": "c9b5c805-da41-4879-8bd4-9bd6cae6cb54",
                "name": "c9b5c805-da41-4879-8bd4-9bd6cae6cb54.png",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/c9b5c805-da41-4879-8bd4-9bd6cae6cb54.png",
                "size": 76506,
                "duration": 0,
                "mime_type": "image/png",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.843Z",
                "updated_at": "2023-11-14T18:09:13.843Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/c9b5c805-da41-4879-8bd4-9bd6cae6cb54.png",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/c9b5c805-da41-4879-8bd4-9bd6cae6cb54.png",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/c9b5c805-da41-4879-8bd4-9bd6cae6cb54.png"
            }
        },
        {
            "id": 1549,
            "course_id": 51,
            "content": "eccf894f-553b-4c12-886f-ccb1870593ab.mp3",
            "category": "audio",
            "attachment_id": "eccf894f-553b-4c12-886f-ccb1870593ab",
            "order": 18,
            "duration": 55660,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:16.496Z",
            "attachment": {
                "id": 12674,
                "attachment_id": "eccf894f-553b-4c12-886f-ccb1870593ab",
                "name": "eccf894f-553b-4c12-886f-ccb1870593ab.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/eccf894f-553b-4c12-886f-ccb1870593ab.mp3",
                "size": 445293,
                "duration": 55660,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.843Z",
                "updated_at": "2023-11-14T18:09:16.49Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/eccf894f-553b-4c12-886f-ccb1870593ab.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/eccf894f-553b-4c12-886f-ccb1870593ab.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/eccf894f-553b-4c12-886f-ccb1870593ab.mp3"
            }
        },
        {
            "id": 1550,
            "course_id": 51,
            "content": "a1aa64ab-2e94-497b-9b56-5804a83d26c5.mp3",
            "category": "audio",
            "attachment_id": "a1aa64ab-2e94-497b-9b56-5804a83d26c5",
            "order": 19,
            "duration": 56230,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:16.701Z",
            "attachment": {
                "id": 12675,
                "attachment_id": "a1aa64ab-2e94-497b-9b56-5804a83d26c5",
                "name": "a1aa64ab-2e94-497b-9b56-5804a83d26c5.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a1aa64ab-2e94-497b-9b56-5804a83d26c5.mp3",
                "size": 449901,
                "duration": 56230,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.845Z",
                "updated_at": "2023-11-14T18:09:16.692Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a1aa64ab-2e94-497b-9b56-5804a83d26c5.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a1aa64ab-2e94-497b-9b56-5804a83d26c5.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a1aa64ab-2e94-497b-9b56-5804a83d26c5.mp3"
            }
        },
        {
            "id": 1551,
            "course_id": 51,
            "content": "a90b1789-535d-46ed-9f53-66a30fe8a5db.mp3",
            "category": "audio",
            "attachment_id": "a90b1789-535d-46ed-9f53-66a30fe8a5db",
            "order": 20,
            "duration": 27860,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:16.914Z",
            "attachment": {
                "id": 12676,
                "attachment_id": "a90b1789-535d-46ed-9f53-66a30fe8a5db",
                "name": "a90b1789-535d-46ed-9f53-66a30fe8a5db.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a90b1789-535d-46ed-9f53-66a30fe8a5db.mp3",
                "size": 222957,
                "duration": 27860,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.845Z",
                "updated_at": "2023-11-14T18:09:16.91Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a90b1789-535d-46ed-9f53-66a30fe8a5db.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a90b1789-535d-46ed-9f53-66a30fe8a5db.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/a90b1789-535d-46ed-9f53-66a30fe8a5db.mp3"
            }
        },
        {
            "id": 1552,
            "course_id": 51,
            "content": "d0689c0a-bd50-4cd2-a15e-28c9c04bbc55.mp3",
            "category": "audio",
            "attachment_id": "d0689c0a-bd50-4cd2-a15e-28c9c04bbc55",
            "order": 21,
            "duration": 60050,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:17.121Z",
            "attachment": {
                "id": 12677,
                "attachment_id": "d0689c0a-bd50-4cd2-a15e-28c9c04bbc55",
                "name": "d0689c0a-bd50-4cd2-a15e-28c9c04bbc55.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/d0689c0a-bd50-4cd2-a15e-28c9c04bbc55.mp3",
                "size": 480429,
                "duration": 60050,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.846Z",
                "updated_at": "2023-11-14T18:09:17.116Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/d0689c0a-bd50-4cd2-a15e-28c9c04bbc55.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/d0689c0a-bd50-4cd2-a15e-28c9c04bbc55.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/d0689c0a-bd50-4cd2-a15e-28c9c04bbc55.mp3"
            }
        },
        {
            "id": 1553,
            "course_id": 51,
            "content": "571c860f-2fae-49ec-b55e-7fce47bcb68f.mp3",
            "category": "audio",
            "attachment_id": "571c860f-2fae-49ec-b55e-7fce47bcb68f",
            "order": 22,
            "duration": 60050,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:17.351Z",
            "attachment": {
                "id": 12678,
                "attachment_id": "571c860f-2fae-49ec-b55e-7fce47bcb68f",
                "name": "571c860f-2fae-49ec-b55e-7fce47bcb68f.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/571c860f-2fae-49ec-b55e-7fce47bcb68f.mp3",
                "size": 480429,
                "duration": 60050,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.846Z",
                "updated_at": "2023-11-14T18:09:17.345Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/571c860f-2fae-49ec-b55e-7fce47bcb68f.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/571c860f-2fae-49ec-b55e-7fce47bcb68f.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/571c860f-2fae-49ec-b55e-7fce47bcb68f.mp3"
            }
        },
        {
            "id": 1554,
            "course_id": 51,
            "content": "6b2ab9d0-30c5-4041-b553-39913be86c07.mp3",
            "category": "audio",
            "attachment_id": "6b2ab9d0-30c5-4041-b553-39913be86c07",
            "order": 23,
            "duration": 36310,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:17.561Z",
            "attachment": {
                "id": 12679,
                "attachment_id": "6b2ab9d0-30c5-4041-b553-39913be86c07",
                "name": "6b2ab9d0-30c5-4041-b553-39913be86c07.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/6b2ab9d0-30c5-4041-b553-39913be86c07.mp3",
                "size": 290541,
                "duration": 36310,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.847Z",
                "updated_at": "2023-11-14T18:09:17.554Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/6b2ab9d0-30c5-4041-b553-39913be86c07.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/6b2ab9d0-30c5-4041-b553-39913be86c07.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/6b2ab9d0-30c5-4041-b553-39913be86c07.mp3"
            }
        },
        {
            "id": 1555,
            "course_id": 51,
            "content": "52689681-9e5b-4e94-9c35-c9d257f6128b.mp3",
            "category": "audio",
            "attachment_id": "52689681-9e5b-4e94-9c35-c9d257f6128b",
            "order": 24,
            "duration": 44930,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:17.779Z",
            "attachment": {
                "id": 12680,
                "attachment_id": "52689681-9e5b-4e94-9c35-c9d257f6128b",
                "name": "52689681-9e5b-4e94-9c35-c9d257f6128b.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/52689681-9e5b-4e94-9c35-c9d257f6128b.mp3",
                "size": 359469,
                "duration": 44930,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.847Z",
                "updated_at": "2023-11-14T18:09:17.774Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/52689681-9e5b-4e94-9c35-c9d257f6128b.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/52689681-9e5b-4e94-9c35-c9d257f6128b.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/52689681-9e5b-4e94-9c35-c9d257f6128b.mp3"
            }
        },
        {
            "id": 1556,
            "course_id": 51,
            "content": "6538d066-26a9-493b-93e7-c06ff3181d67.mp3",
            "category": "audio",
            "attachment_id": "6538d066-26a9-493b-93e7-c06ff3181d67",
            "order": 25,
            "duration": 56090,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:18.024Z",
            "attachment": {
                "id": 12681,
                "attachment_id": "6538d066-26a9-493b-93e7-c06ff3181d67",
                "name": "6538d066-26a9-493b-93e7-c06ff3181d67.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/6538d066-26a9-493b-93e7-c06ff3181d67.mp3",
                "size": 448749,
                "duration": 56090,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.848Z",
                "updated_at": "2023-11-14T18:09:18.015Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/6538d066-26a9-493b-93e7-c06ff3181d67.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/6538d066-26a9-493b-93e7-c06ff3181d67.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/6538d066-26a9-493b-93e7-c06ff3181d67.mp3"
            }
        },
        {
            "id": 1557,
            "course_id": 51,
            "content": "e5bd528a-d990-41c3-9a3f-47c68660063d.mp3",
            "category": "audio",
            "attachment_id": "e5bd528a-d990-41c3-9a3f-47c68660063d",
            "order": 26,
            "duration": 36790,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:18.264Z",
            "attachment": {
                "id": 12682,
                "attachment_id": "e5bd528a-d990-41c3-9a3f-47c68660063d",
                "name": "e5bd528a-d990-41c3-9a3f-47c68660063d.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e5bd528a-d990-41c3-9a3f-47c68660063d.mp3",
                "size": 294381,
                "duration": 36790,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.848Z",
                "updated_at": "2023-11-14T18:09:18.257Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e5bd528a-d990-41c3-9a3f-47c68660063d.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e5bd528a-d990-41c3-9a3f-47c68660063d.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e5bd528a-d990-41c3-9a3f-47c68660063d.mp3"
            }
        },
        {
            "id": 1558,
            "course_id": 51,
            "content": "898b0da0-273b-480f-ab8a-9f1692a80665.mp3",
            "category": "audio",
            "attachment_id": "898b0da0-273b-480f-ab8a-9f1692a80665",
            "order": 27,
            "duration": 60050,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:18.49Z",
            "attachment": {
                "id": 12683,
                "attachment_id": "898b0da0-273b-480f-ab8a-9f1692a80665",
                "name": "898b0da0-273b-480f-ab8a-9f1692a80665.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/898b0da0-273b-480f-ab8a-9f1692a80665.mp3",
                "size": 480429,
                "duration": 60050,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.85Z",
                "updated_at": "2023-11-14T18:09:18.482Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/898b0da0-273b-480f-ab8a-9f1692a80665.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/898b0da0-273b-480f-ab8a-9f1692a80665.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/898b0da0-273b-480f-ab8a-9f1692a80665.mp3"
            }
        },
        {
            "id": 1559,
            "course_id": 51,
            "content": "3feb5eb0-328c-49ab-a08f-9f38a3f239b6.mp3",
            "category": "audio",
            "attachment_id": "3feb5eb0-328c-49ab-a08f-9f38a3f239b6",
            "order": 28,
            "duration": 31750,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:18.696Z",
            "attachment": {
                "id": 12684,
                "attachment_id": "3feb5eb0-328c-49ab-a08f-9f38a3f239b6",
                "name": "3feb5eb0-328c-49ab-a08f-9f38a3f239b6.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/3feb5eb0-328c-49ab-a08f-9f38a3f239b6.mp3",
                "size": 254061,
                "duration": 31750,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.851Z",
                "updated_at": "2023-11-14T18:09:18.69Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/3feb5eb0-328c-49ab-a08f-9f38a3f239b6.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/3feb5eb0-328c-49ab-a08f-9f38a3f239b6.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/3feb5eb0-328c-49ab-a08f-9f38a3f239b6.mp3"
            }
        },
        {
            "id": 1560,
            "course_id": 51,
            "content": "9116dd4c-649c-4505-aa66-b0b04901b4ae.mp3",
            "category": "audio",
            "attachment_id": "9116dd4c-649c-4505-aa66-b0b04901b4ae",
            "order": 29,
            "duration": 47380,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:18.916Z",
            "attachment": {
                "id": 12685,
                "attachment_id": "9116dd4c-649c-4505-aa66-b0b04901b4ae",
                "name": "9116dd4c-649c-4505-aa66-b0b04901b4ae.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/9116dd4c-649c-4505-aa66-b0b04901b4ae.mp3",
                "size": 379053,
                "duration": 47380,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.851Z",
                "updated_at": "2023-11-14T18:09:18.91Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/9116dd4c-649c-4505-aa66-b0b04901b4ae.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/9116dd4c-649c-4505-aa66-b0b04901b4ae.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/9116dd4c-649c-4505-aa66-b0b04901b4ae.mp3"
            }
        },
        {
            "id": 1561,
            "course_id": 51,
            "content": "c15a262e-32ed-4075-8ffe-ac2b5e9d8895.mp3",
            "category": "audio",
            "attachment_id": "c15a262e-32ed-4075-8ffe-ac2b5e9d8895",
            "order": 30,
            "duration": 35710,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:19.119Z",
            "attachment": {
                "id": 12686,
                "attachment_id": "c15a262e-32ed-4075-8ffe-ac2b5e9d8895",
                "name": "c15a262e-32ed-4075-8ffe-ac2b5e9d8895.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/c15a262e-32ed-4075-8ffe-ac2b5e9d8895.mp3",
                "size": 285741,
                "duration": 35710,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.851Z",
                "updated_at": "2023-11-14T18:09:19.115Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/c15a262e-32ed-4075-8ffe-ac2b5e9d8895.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/c15a262e-32ed-4075-8ffe-ac2b5e9d8895.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/c15a262e-32ed-4075-8ffe-ac2b5e9d8895.mp3"
            }
        },
        {
            "id": 1562,
            "course_id": 51,
            "content": "497b8dec-baea-4bd0-8915-b405f2e129c6.mp3",
            "category": "audio",
            "attachment_id": "497b8dec-baea-4bd0-8915-b405f2e129c6",
            "order": 31,
            "duration": 60050,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:19.325Z",
            "attachment": {
                "id": 12687,
                "attachment_id": "497b8dec-baea-4bd0-8915-b405f2e129c6",
                "name": "497b8dec-baea-4bd0-8915-b405f2e129c6.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/497b8dec-baea-4bd0-8915-b405f2e129c6.mp3",
                "size": 480429,
                "duration": 60050,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.852Z",
                "updated_at": "2023-11-14T18:09:19.318Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/497b8dec-baea-4bd0-8915-b405f2e129c6.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/497b8dec-baea-4bd0-8915-b405f2e129c6.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/497b8dec-baea-4bd0-8915-b405f2e129c6.mp3"
            }
        },
        {
            "id": 1563,
            "course_id": 51,
            "content": "396d3142-447e-49e1-a289-d7bcf6738aaa.mp3",
            "category": "audio",
            "attachment_id": "396d3142-447e-49e1-a289-d7bcf6738aaa",
            "order": 32,
            "duration": 60050,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:19.545Z",
            "attachment": {
                "id": 12688,
                "attachment_id": "396d3142-447e-49e1-a289-d7bcf6738aaa",
                "name": "396d3142-447e-49e1-a289-d7bcf6738aaa.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/396d3142-447e-49e1-a289-d7bcf6738aaa.mp3",
                "size": 480429,
                "duration": 60050,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.852Z",
                "updated_at": "2023-11-14T18:09:19.538Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/396d3142-447e-49e1-a289-d7bcf6738aaa.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/396d3142-447e-49e1-a289-d7bcf6738aaa.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/396d3142-447e-49e1-a289-d7bcf6738aaa.mp3"
            }
        },
        {
            "id": 1564,
            "course_id": 51,
            "content": "03c6161e-6f97-4b71-9cab-b996888b4aac.mp3",
            "category": "audio",
            "attachment_id": "03c6161e-6f97-4b71-9cab-b996888b4aac",
            "order": 33,
            "duration": 45820,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:19.757Z",
            "attachment": {
                "id": 12689,
                "attachment_id": "03c6161e-6f97-4b71-9cab-b996888b4aac",
                "name": "03c6161e-6f97-4b71-9cab-b996888b4aac.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/03c6161e-6f97-4b71-9cab-b996888b4aac.mp3",
                "size": 366573,
                "duration": 45820,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.853Z",
                "updated_at": "2023-11-14T18:09:19.753Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/03c6161e-6f97-4b71-9cab-b996888b4aac.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/03c6161e-6f97-4b71-9cab-b996888b4aac.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/03c6161e-6f97-4b71-9cab-b996888b4aac.mp3"
            }
        },
        {
            "id": 1565,
            "course_id": 51,
            "content": "e7ccdbf8-ff63-461e-99c8-1efdca3bc335.mp3",
            "category": "audio",
            "attachment_id": "e7ccdbf8-ff63-461e-99c8-1efdca3bc335",
            "order": 34,
            "duration": 40630,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:19.979Z",
            "attachment": {
                "id": 12690,
                "attachment_id": "e7ccdbf8-ff63-461e-99c8-1efdca3bc335",
                "name": "e7ccdbf8-ff63-461e-99c8-1efdca3bc335.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e7ccdbf8-ff63-461e-99c8-1efdca3bc335.mp3",
                "size": 325101,
                "duration": 40630,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.853Z",
                "updated_at": "2023-11-14T18:09:19.972Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e7ccdbf8-ff63-461e-99c8-1efdca3bc335.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e7ccdbf8-ff63-461e-99c8-1efdca3bc335.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/e7ccdbf8-ff63-461e-99c8-1efdca3bc335.mp3"
            }
        },
        {
            "id": 1566,
            "course_id": 51,
            "content": "0cb4e85f-7bba-48d6-8116-d7e61b2a7cb5.mp3",
            "category": "audio",
            "attachment_id": "0cb4e85f-7bba-48d6-8116-d7e61b2a7cb5",
            "order": 35,
            "duration": 56090,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:20.212Z",
            "attachment": {
                "id": 12691,
                "attachment_id": "0cb4e85f-7bba-48d6-8116-d7e61b2a7cb5",
                "name": "0cb4e85f-7bba-48d6-8116-d7e61b2a7cb5.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/0cb4e85f-7bba-48d6-8116-d7e61b2a7cb5.mp3",
                "size": 448749,
                "duration": 56090,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.854Z",
                "updated_at": "2023-11-14T18:09:20.207Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/0cb4e85f-7bba-48d6-8116-d7e61b2a7cb5.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/0cb4e85f-7bba-48d6-8116-d7e61b2a7cb5.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/0cb4e85f-7bba-48d6-8116-d7e61b2a7cb5.mp3"
            }
        },
        {
            "id": 1567,
            "course_id": 51,
            "content": "37fc559e-ab98-4089-a832-e4f14b29017c.mp3",
            "category": "audio",
            "attachment_id": "37fc559e-ab98-4089-a832-e4f14b29017c",
            "order": 36,
            "duration": 40250,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:20.439Z",
            "attachment": {
                "id": 12692,
                "attachment_id": "37fc559e-ab98-4089-a832-e4f14b29017c",
                "name": "37fc559e-ab98-4089-a832-e4f14b29017c.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/37fc559e-ab98-4089-a832-e4f14b29017c.mp3",
                "size": 322029,
                "duration": 40250,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.854Z",
                "updated_at": "2023-11-14T18:09:20.435Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/37fc559e-ab98-4089-a832-e4f14b29017c.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/37fc559e-ab98-4089-a832-e4f14b29017c.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/37fc559e-ab98-4089-a832-e4f14b29017c.mp3"
            }
        },
        {
            "id": 1568,
            "course_id": 51,
            "content": "2c566400-fa7e-4060-ab2a-8431e246c583.mp3",
            "category": "audio",
            "attachment_id": "2c566400-fa7e-4060-ab2a-8431e246c583",
            "order": 37,
            "duration": 60050,
            "created_at": "2023-11-14T18:09:13.855Z",
            "updated_at": "2023-11-14T18:09:20.643Z",
            "attachment": {
                "id": 12693,
                "attachment_id": "2c566400-fa7e-4060-ab2a-8431e246c583",
                "name": "2c566400-fa7e-4060-ab2a-8431e246c583.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/2c566400-fa7e-4060-ab2a-8431e246c583.mp3",
                "size": 480429,
                "duration": 60050,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2023-11-14T18:09:13.855Z",
                "updated_at": "2023-11-14T18:09:20.635Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/2c566400-fa7e-4060-ab2a-8431e246c583.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/2c566400-fa7e-4060-ab2a-8431e246c583.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000104654/replay/2c566400-fa7e-4060-ab2a-8431e246c583.mp3"
            }
        }
    ]
}