{
    "ts": 1729074398916,
    "data": [
        {
            "id": 7733,
            "course_id": 439,
            "content": "9b876b27-b10f-4c1b-8577-40b6ca9b200e.mp3",
            "category": "audio",
            "attachment_id": "9b876b27-b10f-4c1b-8577-40b6ca9b200e",
            "order": 1,
            "duration": 13730,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:08.774Z",
            "attachment": {
                "id": 36955,
                "attachment_id": "9b876b27-b10f-4c1b-8577-40b6ca9b200e",
                "name": "9b876b27-b10f-4c1b-8577-40b6ca9b200e.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/9b876b27-b10f-4c1b-8577-40b6ca9b200e.mp3",
                "size": 109869,
                "duration": 13730,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.257Z",
                "updated_at": "2024-04-23T09:49:08.768Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/9b876b27-b10f-4c1b-8577-40b6ca9b200e.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/9b876b27-b10f-4c1b-8577-40b6ca9b200e.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/9b876b27-b10f-4c1b-8577-40b6ca9b200e.mp3"
            }
        },
        {
            "id": 7734,
            "course_id": 439,
            "content": "7b76b231-7725-4eb8-a9e2-e1dc20345893.mp3",
            "category": "audio",
            "attachment_id": "7b76b231-7725-4eb8-a9e2-e1dc20345893",
            "order": 2,
            "duration": 30000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:08.96Z",
            "attachment": {
                "id": 36956,
                "attachment_id": "7b76b231-7725-4eb8-a9e2-e1dc20345893",
                "name": "7b76b231-7725-4eb8-a9e2-e1dc20345893.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7b76b231-7725-4eb8-a9e2-e1dc20345893.mp3",
                "size": 240045,
                "duration": 30000,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.258Z",
                "updated_at": "2024-04-23T09:49:08.955Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7b76b231-7725-4eb8-a9e2-e1dc20345893.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7b76b231-7725-4eb8-a9e2-e1dc20345893.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7b76b231-7725-4eb8-a9e2-e1dc20345893.mp3"
            }
        },
        {
            "id": 7735,
            "course_id": 439,
            "content": "94ac174b-f59b-4442-b24e-15550cc07a92.jpg",
            "category": "image",
            "attachment_id": "94ac174b-f59b-4442-b24e-15550cc07a92",
            "order": 3,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": {
                "id": 36957,
                "attachment_id": "94ac174b-f59b-4442-b24e-15550cc07a92",
                "name": "94ac174b-f59b-4442-b24e-15550cc07a92.jpg",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/94ac174b-f59b-4442-b24e-15550cc07a92.jpg",
                "size": 200822,
                "duration": 0,
                "mime_type": "image/jpeg",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.258Z",
                "updated_at": "2024-04-23T09:48:01.258Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/94ac174b-f59b-4442-b24e-15550cc07a92.jpg",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/94ac174b-f59b-4442-b24e-15550cc07a92.jpg",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/94ac174b-f59b-4442-b24e-15550cc07a92.jpg"
            }
        },
        {
            "id": 7736,
            "course_id": 439,
            "content": "59587bb5-9578-4dc6-b5eb-578c2842ab72.mp3",
            "category": "audio",
            "attachment_id": "59587bb5-9578-4dc6-b5eb-578c2842ab72",
            "order": 4,
            "duration": 22750,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:09.146Z",
            "attachment": {
                "id": 36958,
                "attachment_id": "59587bb5-9578-4dc6-b5eb-578c2842ab72",
                "name": "59587bb5-9578-4dc6-b5eb-578c2842ab72.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/59587bb5-9578-4dc6-b5eb-578c2842ab72.mp3",
                "size": 182061,
                "duration": 22750,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.259Z",
                "updated_at": "2024-04-23T09:49:09.141Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/59587bb5-9578-4dc6-b5eb-578c2842ab72.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/59587bb5-9578-4dc6-b5eb-578c2842ab72.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/59587bb5-9578-4dc6-b5eb-578c2842ab72.mp3"
            }
        },
        {
            "id": 7737,
            "course_id": 439,
            "content": "c0674d5c-34ab-4b51-b937-b1f872f6e73c.mp3",
            "category": "audio",
            "attachment_id": "c0674d5c-34ab-4b51-b937-b1f872f6e73c",
            "order": 5,
            "duration": 24580,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:09.327Z",
            "attachment": {
                "id": 36959,
                "attachment_id": "c0674d5c-34ab-4b51-b937-b1f872f6e73c",
                "name": "c0674d5c-34ab-4b51-b937-b1f872f6e73c.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/c0674d5c-34ab-4b51-b937-b1f872f6e73c.mp3",
                "size": 196653,
                "duration": 24580,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.26Z",
                "updated_at": "2024-04-23T09:49:09.322Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/c0674d5c-34ab-4b51-b937-b1f872f6e73c.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/c0674d5c-34ab-4b51-b937-b1f872f6e73c.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/c0674d5c-34ab-4b51-b937-b1f872f6e73c.mp3"
            }
        },
        {
            "id": 7738,
            "course_id": 439,
            "content": "1. macOS display black-white",
            "category": "text",
            "attachment_id": "",
            "order": 6,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7739,
            "course_id": 439,
            "content": "a2a80e5f-9be9-41f7-8806-f4e59255506a.mp3",
            "category": "audio",
            "attachment_id": "a2a80e5f-9be9-41f7-8806-f4e59255506a",
            "order": 7,
            "duration": 32180,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:09.629Z",
            "attachment": {
                "id": 36960,
                "attachment_id": "a2a80e5f-9be9-41f7-8806-f4e59255506a",
                "name": "a2a80e5f-9be9-41f7-8806-f4e59255506a.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a2a80e5f-9be9-41f7-8806-f4e59255506a.mp3",
                "size": 257517,
                "duration": 32180,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.26Z",
                "updated_at": "2024-04-23T09:49:09.622Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a2a80e5f-9be9-41f7-8806-f4e59255506a.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a2a80e5f-9be9-41f7-8806-f4e59255506a.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a2a80e5f-9be9-41f7-8806-f4e59255506a.mp3"
            }
        },
        {
            "id": 7740,
            "course_id": 439,
            "content": "2ddf3615-ce35-4630-9588-f7f8266fd748.mp3",
            "category": "audio",
            "attachment_id": "2ddf3615-ce35-4630-9588-f7f8266fd748",
            "order": 8,
            "duration": 28820,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:09.804Z",
            "attachment": {
                "id": 36961,
                "attachment_id": "2ddf3615-ce35-4630-9588-f7f8266fd748",
                "name": "2ddf3615-ce35-4630-9588-f7f8266fd748.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/2ddf3615-ce35-4630-9588-f7f8266fd748.mp3",
                "size": 230637,
                "duration": 28820,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.261Z",
                "updated_at": "2024-04-23T09:49:09.795Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/2ddf3615-ce35-4630-9588-f7f8266fd748.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/2ddf3615-ce35-4630-9588-f7f8266fd748.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/2ddf3615-ce35-4630-9588-f7f8266fd748.mp3"
            }
        },
        {
            "id": 7741,
            "course_id": 439,
            "content": "1a90ae0b-7957-4791-8ba7-c8e08341772b.mp3",
            "category": "audio",
            "attachment_id": "1a90ae0b-7957-4791-8ba7-c8e08341772b",
            "order": 9,
            "duration": 20520,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:09.99Z",
            "attachment": {
                "id": 36962,
                "attachment_id": "1a90ae0b-7957-4791-8ba7-c8e08341772b",
                "name": "1a90ae0b-7957-4791-8ba7-c8e08341772b.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1a90ae0b-7957-4791-8ba7-c8e08341772b.mp3",
                "size": 164205,
                "duration": 20520,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.261Z",
                "updated_at": "2024-04-23T09:49:09.978Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1a90ae0b-7957-4791-8ba7-c8e08341772b.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1a90ae0b-7957-4791-8ba7-c8e08341772b.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1a90ae0b-7957-4791-8ba7-c8e08341772b.mp3"
            }
        },
        {
            "id": 7742,
            "course_id": 439,
            "content": "2. color filters",
            "category": "text",
            "attachment_id": "",
            "order": 10,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7743,
            "course_id": 439,
            "content": "a3da640b-7cd2-440f-9ce3-13b115c98f78.mp3",
            "category": "audio",
            "attachment_id": "a3da640b-7cd2-440f-9ce3-13b115c98f78",
            "order": 11,
            "duration": 26300,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:10.203Z",
            "attachment": {
                "id": 36963,
                "attachment_id": "a3da640b-7cd2-440f-9ce3-13b115c98f78",
                "name": "a3da640b-7cd2-440f-9ce3-13b115c98f78.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a3da640b-7cd2-440f-9ce3-13b115c98f78.mp3",
                "size": 210477,
                "duration": 26300,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.262Z",
                "updated_at": "2024-04-23T09:49:10.196Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a3da640b-7cd2-440f-9ce3-13b115c98f78.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a3da640b-7cd2-440f-9ce3-13b115c98f78.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a3da640b-7cd2-440f-9ce3-13b115c98f78.mp3"
            }
        },
        {
            "id": 7744,
            "course_id": 439,
            "content": "关于 Alfred https://github.com/xiaolai/apple-computer-literacy/blob/main/alfred.md",
            "category": "text",
            "attachment_id": "",
            "order": 12,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7745,
            "course_id": 439,
            "content": "17f54e03-e45e-4d24-9cc8-b2c3b1bd8665.mp3",
            "category": "audio",
            "attachment_id": "17f54e03-e45e-4d24-9cc8-b2c3b1bd8665",
            "order": 13,
            "duration": 30500,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:10.4Z",
            "attachment": {
                "id": 36964,
                "attachment_id": "17f54e03-e45e-4d24-9cc8-b2c3b1bd8665",
                "name": "17f54e03-e45e-4d24-9cc8-b2c3b1bd8665.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/17f54e03-e45e-4d24-9cc8-b2c3b1bd8665.mp3",
                "size": 244077,
                "duration": 30500,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.262Z",
                "updated_at": "2024-04-23T09:49:10.393Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/17f54e03-e45e-4d24-9cc8-b2c3b1bd8665.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/17f54e03-e45e-4d24-9cc8-b2c3b1bd8665.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/17f54e03-e45e-4d24-9cc8-b2c3b1bd8665.mp3"
            }
        },
        {
            "id": 7746,
            "course_id": 439,
            "content": "3b1e8099-8077-4983-8432-beb0e70b079f.mp3",
            "category": "audio",
            "attachment_id": "3b1e8099-8077-4983-8432-beb0e70b079f",
            "order": 14,
            "duration": 12460,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:10.586Z",
            "attachment": {
                "id": 36965,
                "attachment_id": "3b1e8099-8077-4983-8432-beb0e70b079f",
                "name": "3b1e8099-8077-4983-8432-beb0e70b079f.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/3b1e8099-8077-4983-8432-beb0e70b079f.mp3",
                "size": 99693,
                "duration": 12460,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.263Z",
                "updated_at": "2024-04-23T09:49:10.56Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/3b1e8099-8077-4983-8432-beb0e70b079f.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/3b1e8099-8077-4983-8432-beb0e70b079f.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/3b1e8099-8077-4983-8432-beb0e70b079f.mp3"
            }
        },
        {
            "id": 7747,
            "course_id": 439,
            "content": "3. macOS diplay color filters applescript",
            "category": "text",
            "attachment_id": "",
            "order": 15,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7748,
            "course_id": 439,
            "content": "fb8e2807-cc99-4395-9c8c-df76d59c4775.mp3",
            "category": "audio",
            "attachment_id": "fb8e2807-cc99-4395-9c8c-df76d59c4775",
            "order": 16,
            "duration": 34010,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:10.786Z",
            "attachment": {
                "id": 36966,
                "attachment_id": "fb8e2807-cc99-4395-9c8c-df76d59c4775",
                "name": "fb8e2807-cc99-4395-9c8c-df76d59c4775.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fb8e2807-cc99-4395-9c8c-df76d59c4775.mp3",
                "size": 272109,
                "duration": 34010,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.264Z",
                "updated_at": "2024-04-23T09:49:10.781Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fb8e2807-cc99-4395-9c8c-df76d59c4775.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fb8e2807-cc99-4395-9c8c-df76d59c4775.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fb8e2807-cc99-4395-9c8c-df76d59c4775.mp3"
            }
        },
        {
            "id": 7749,
            "course_id": 439,
            "content": "a2013434-1231-4c09-adaf-220ec448ba0c.mp3",
            "category": "audio",
            "attachment_id": "a2013434-1231-4c09-adaf-220ec448ba0c",
            "order": 17,
            "duration": 22390,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:10.98Z",
            "attachment": {
                "id": 36967,
                "attachment_id": "a2013434-1231-4c09-adaf-220ec448ba0c",
                "name": "a2013434-1231-4c09-adaf-220ec448ba0c.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a2013434-1231-4c09-adaf-220ec448ba0c.mp3",
                "size": 179181,
                "duration": 22390,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.264Z",
                "updated_at": "2024-04-23T09:49:10.975Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a2013434-1231-4c09-adaf-220ec448ba0c.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a2013434-1231-4c09-adaf-220ec448ba0c.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a2013434-1231-4c09-adaf-220ec448ba0c.mp3"
            }
        },
        {
            "id": 7750,
            "course_id": 439,
            "content": "macOS 系统有个快捷键，Option + Command + F5，可以呼出 Accessibility Shortcuts 对话框",
            "category": "text",
            "attachment_id": "",
            "order": 18,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7751,
            "course_id": 439,
            "content": "308da085-5dea-47d5-be01-39a50f1806aa.jpg",
            "category": "image",
            "attachment_id": "308da085-5dea-47d5-be01-39a50f1806aa",
            "order": 19,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": {
                "id": 36968,
                "attachment_id": "308da085-5dea-47d5-be01-39a50f1806aa",
                "name": "308da085-5dea-47d5-be01-39a50f1806aa.jpg",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/308da085-5dea-47d5-be01-39a50f1806aa.jpg",
                "size": 80253,
                "duration": 0,
                "mime_type": "image/jpeg",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.265Z",
                "updated_at": "2024-04-23T09:48:01.265Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/308da085-5dea-47d5-be01-39a50f1806aa.jpg",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/308da085-5dea-47d5-be01-39a50f1806aa.jpg",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/308da085-5dea-47d5-be01-39a50f1806aa.jpg"
            }
        },
        {
            "id": 7752,
            "course_id": 439,
            "content": "365a245c-20f5-4d76-8b1a-48d55206d3b4.mp3",
            "category": "audio",
            "attachment_id": "365a245c-20f5-4d76-8b1a-48d55206d3b4",
            "order": 20,
            "duration": 37730,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:11.203Z",
            "attachment": {
                "id": 36969,
                "attachment_id": "365a245c-20f5-4d76-8b1a-48d55206d3b4",
                "name": "365a245c-20f5-4d76-8b1a-48d55206d3b4.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/365a245c-20f5-4d76-8b1a-48d55206d3b4.mp3",
                "size": 301869,
                "duration": 37730,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.265Z",
                "updated_at": "2024-04-23T09:49:11.197Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/365a245c-20f5-4d76-8b1a-48d55206d3b4.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/365a245c-20f5-4d76-8b1a-48d55206d3b4.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/365a245c-20f5-4d76-8b1a-48d55206d3b4.mp3"
            }
        },
        {
            "id": 7753,
            "course_id": 439,
            "content": "4. macOS diplay color filters shortcuts",
            "category": "text",
            "attachment_id": "",
            "order": 21,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7754,
            "course_id": 439,
            "content": "cfefd548-19bb-47ee-b9b6-2e89c3116fc0.mp3",
            "category": "audio",
            "attachment_id": "cfefd548-19bb-47ee-b9b6-2e89c3116fc0",
            "order": 22,
            "duration": 27120,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:11.382Z",
            "attachment": {
                "id": 36970,
                "attachment_id": "cfefd548-19bb-47ee-b9b6-2e89c3116fc0",
                "name": "cfefd548-19bb-47ee-b9b6-2e89c3116fc0.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/cfefd548-19bb-47ee-b9b6-2e89c3116fc0.mp3",
                "size": 217005,
                "duration": 27120,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.266Z",
                "updated_at": "2024-04-23T09:49:11.375Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/cfefd548-19bb-47ee-b9b6-2e89c3116fc0.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/cfefd548-19bb-47ee-b9b6-2e89c3116fc0.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/cfefd548-19bb-47ee-b9b6-2e89c3116fc0.mp3"
            }
        },
        {
            "id": 7755,
            "course_id": 439,
            "content": "Grayscale: https://github.com/brettferdosi/grayscale",
            "category": "text",
            "attachment_id": "",
            "order": 23,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7756,
            "course_id": 439,
            "content": "b4fa14c7-685b-45db-b574-0dd968859793.mp3",
            "category": "audio",
            "attachment_id": "b4fa14c7-685b-45db-b574-0dd968859793",
            "order": 24,
            "duration": 37370,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:11.604Z",
            "attachment": {
                "id": 36971,
                "attachment_id": "b4fa14c7-685b-45db-b574-0dd968859793",
                "name": "b4fa14c7-685b-45db-b574-0dd968859793.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/b4fa14c7-685b-45db-b574-0dd968859793.mp3",
                "size": 298989,
                "duration": 37370,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.266Z",
                "updated_at": "2024-04-23T09:49:11.58Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/b4fa14c7-685b-45db-b574-0dd968859793.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/b4fa14c7-685b-45db-b574-0dd968859793.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/b4fa14c7-685b-45db-b574-0dd968859793.mp3"
            }
        },
        {
            "id": 7757,
            "course_id": 439,
            "content": "67006759-cccf-4267-b765-d556885234e6.mp3",
            "category": "audio",
            "attachment_id": "67006759-cccf-4267-b765-d556885234e6",
            "order": 25,
            "duration": 30410,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:11.807Z",
            "attachment": {
                "id": 36972,
                "attachment_id": "67006759-cccf-4267-b765-d556885234e6",
                "name": "67006759-cccf-4267-b765-d556885234e6.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/67006759-cccf-4267-b765-d556885234e6.mp3",
                "size": 243309,
                "duration": 30410,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.267Z",
                "updated_at": "2024-04-23T09:49:11.799Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/67006759-cccf-4267-b765-d556885234e6.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/67006759-cccf-4267-b765-d556885234e6.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/67006759-cccf-4267-b765-d556885234e6.mp3"
            }
        },
        {
            "id": 7758,
            "course_id": 439,
            "content": "f94fc09f-9c47-4dcc-9c1d-92d2849ac045.mp3",
            "category": "audio",
            "attachment_id": "f94fc09f-9c47-4dcc-9c1d-92d2849ac045",
            "order": 26,
            "duration": 29830,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:11.973Z",
            "attachment": {
                "id": 36973,
                "attachment_id": "f94fc09f-9c47-4dcc-9c1d-92d2849ac045",
                "name": "f94fc09f-9c47-4dcc-9c1d-92d2849ac045.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/f94fc09f-9c47-4dcc-9c1d-92d2849ac045.mp3",
                "size": 238701,
                "duration": 29830,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.267Z",
                "updated_at": "2024-04-23T09:49:11.968Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/f94fc09f-9c47-4dcc-9c1d-92d2849ac045.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/f94fc09f-9c47-4dcc-9c1d-92d2849ac045.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/f94fc09f-9c47-4dcc-9c1d-92d2849ac045.mp3"
            }
        },
        {
            "id": 7759,
            "course_id": 439,
            "content": "7dbd4bf9-d626-464a-b83d-0250b2c5a0bf.jpg",
            "category": "image",
            "attachment_id": "7dbd4bf9-d626-464a-b83d-0250b2c5a0bf",
            "order": 27,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": {
                "id": 36974,
                "attachment_id": "7dbd4bf9-d626-464a-b83d-0250b2c5a0bf",
                "name": "7dbd4bf9-d626-464a-b83d-0250b2c5a0bf.jpg",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7dbd4bf9-d626-464a-b83d-0250b2c5a0bf.jpg",
                "size": 0,
                "duration": 0,
                "mime_type": "image/jpeg",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.268Z",
                "updated_at": "2024-04-23T09:48:01.268Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7dbd4bf9-d626-464a-b83d-0250b2c5a0bf.jpg",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7dbd4bf9-d626-464a-b83d-0250b2c5a0bf.jpg",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7dbd4bf9-d626-464a-b83d-0250b2c5a0bf.jpg"
            }
        },
        {
            "id": 7760,
            "course_id": 439,
            "content": "d072c17f-e872-44a9-b07c-126b95718762.mp3",
            "category": "audio",
            "attachment_id": "d072c17f-e872-44a9-b07c-126b95718762",
            "order": 28,
            "duration": 12120,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:12.162Z",
            "attachment": {
                "id": 36975,
                "attachment_id": "d072c17f-e872-44a9-b07c-126b95718762",
                "name": "d072c17f-e872-44a9-b07c-126b95718762.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/d072c17f-e872-44a9-b07c-126b95718762.mp3",
                "size": 97005,
                "duration": 12120,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.268Z",
                "updated_at": "2024-04-23T09:49:12.153Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/d072c17f-e872-44a9-b07c-126b95718762.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/d072c17f-e872-44a9-b07c-126b95718762.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/d072c17f-e872-44a9-b07c-126b95718762.mp3"
            }
        },
        {
            "id": 7761,
            "course_id": 439,
            "content": "9f7fb246-362c-4dc4-be2c-7969491c19f6.jpg",
            "category": "image",
            "attachment_id": "9f7fb246-362c-4dc4-be2c-7969491c19f6",
            "order": 29,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": {
                "id": 36976,
                "attachment_id": "9f7fb246-362c-4dc4-be2c-7969491c19f6",
                "name": "9f7fb246-362c-4dc4-be2c-7969491c19f6.jpg",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/9f7fb246-362c-4dc4-be2c-7969491c19f6.jpg",
                "size": 0,
                "duration": 0,
                "mime_type": "image/jpeg",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.269Z",
                "updated_at": "2024-04-23T09:48:01.269Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/9f7fb246-362c-4dc4-be2c-7969491c19f6.jpg",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/9f7fb246-362c-4dc4-be2c-7969491c19f6.jpg",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/9f7fb246-362c-4dc4-be2c-7969491c19f6.jpg"
            }
        },
        {
            "id": 7762,
            "course_id": 439,
            "content": "439341b5-66c2-48ce-8b99-4a1bdeed3311.jpg",
            "category": "image",
            "attachment_id": "439341b5-66c2-48ce-8b99-4a1bdeed3311",
            "order": 31,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": {
                "id": 36977,
                "attachment_id": "439341b5-66c2-48ce-8b99-4a1bdeed3311",
                "name": "439341b5-66c2-48ce-8b99-4a1bdeed3311.jpg",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/439341b5-66c2-48ce-8b99-4a1bdeed3311.jpg",
                "size": 0,
                "duration": 0,
                "mime_type": "image/jpeg",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.269Z",
                "updated_at": "2024-04-23T09:48:01.269Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/439341b5-66c2-48ce-8b99-4a1bdeed3311.jpg",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/439341b5-66c2-48ce-8b99-4a1bdeed3311.jpg",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/439341b5-66c2-48ce-8b99-4a1bdeed3311.jpg"
            }
        },
        {
            "id": 7763,
            "course_id": 439,
            "content": "b5198f1a-692b-4d0d-a11f-9c95583feeb6.mp3",
            "category": "audio",
            "attachment_id": "b5198f1a-692b-4d0d-a11f-9c95583feeb6",
            "order": 32,
            "duration": 30980,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:12.346Z",
            "attachment": {
                "id": 36978,
                "attachment_id": "b5198f1a-692b-4d0d-a11f-9c95583feeb6",
                "name": "b5198f1a-692b-4d0d-a11f-9c95583feeb6.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/b5198f1a-692b-4d0d-a11f-9c95583feeb6.mp3",
                "size": 247917,
                "duration": 30980,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.27Z",
                "updated_at": "2024-04-23T09:49:12.334Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/b5198f1a-692b-4d0d-a11f-9c95583feeb6.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/b5198f1a-692b-4d0d-a11f-9c95583feeb6.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/b5198f1a-692b-4d0d-a11f-9c95583feeb6.mp3"
            }
        },
        {
            "id": 7764,
            "course_id": 439,
            "content": "13573287-5d9c-4eb1-9768-7f45a0ce345a.mp3",
            "category": "audio",
            "attachment_id": "13573287-5d9c-4eb1-9768-7f45a0ce345a",
            "order": 33,
            "duration": 27940,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:12.523Z",
            "attachment": {
                "id": 36979,
                "attachment_id": "13573287-5d9c-4eb1-9768-7f45a0ce345a",
                "name": "13573287-5d9c-4eb1-9768-7f45a0ce345a.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/13573287-5d9c-4eb1-9768-7f45a0ce345a.mp3",
                "size": 223533,
                "duration": 27940,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.27Z",
                "updated_at": "2024-04-23T09:49:12.516Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/13573287-5d9c-4eb1-9768-7f45a0ce345a.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/13573287-5d9c-4eb1-9768-7f45a0ce345a.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/13573287-5d9c-4eb1-9768-7f45a0ce345a.mp3"
            }
        },
        {
            "id": 7765,
            "course_id": 439,
            "content": "fca8d081-2737-4877-a16c-f9e6f3bddbf9.mp3",
            "category": "audio",
            "attachment_id": "fca8d081-2737-4877-a16c-f9e6f3bddbf9",
            "order": 34,
            "duration": 24020,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:12.706Z",
            "attachment": {
                "id": 36980,
                "attachment_id": "fca8d081-2737-4877-a16c-f9e6f3bddbf9",
                "name": "fca8d081-2737-4877-a16c-f9e6f3bddbf9.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fca8d081-2737-4877-a16c-f9e6f3bddbf9.mp3",
                "size": 192237,
                "duration": 24020,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.271Z",
                "updated_at": "2024-04-23T09:49:12.694Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fca8d081-2737-4877-a16c-f9e6f3bddbf9.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fca8d081-2737-4877-a16c-f9e6f3bddbf9.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fca8d081-2737-4877-a16c-f9e6f3bddbf9.mp3"
            }
        },
        {
            "id": 7766,
            "course_id": 439,
            "content": "effcb451-6b2b-4fc7-8e90-72c263f026e0.jpg",
            "category": "image",
            "attachment_id": "effcb451-6b2b-4fc7-8e90-72c263f026e0",
            "order": 35,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": {
                "id": 36981,
                "attachment_id": "effcb451-6b2b-4fc7-8e90-72c263f026e0",
                "name": "effcb451-6b2b-4fc7-8e90-72c263f026e0.jpg",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/effcb451-6b2b-4fc7-8e90-72c263f026e0.jpg",
                "size": 589406,
                "duration": 0,
                "mime_type": "image/jpeg",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.271Z",
                "updated_at": "2024-04-23T09:48:01.271Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/effcb451-6b2b-4fc7-8e90-72c263f026e0.jpg",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/effcb451-6b2b-4fc7-8e90-72c263f026e0.jpg",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/effcb451-6b2b-4fc7-8e90-72c263f026e0.jpg"
            }
        },
        {
            "id": 7767,
            "course_id": 439,
            "content": "https://app.txyz.ai",
            "category": "text",
            "attachment_id": "",
            "order": 36,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7768,
            "course_id": 439,
            "content": "1808823d-cb5d-41d5-aca5-c1d164452551.mp3",
            "category": "audio",
            "attachment_id": "1808823d-cb5d-41d5-aca5-c1d164452551",
            "order": 37,
            "duration": 47090,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:12.902Z",
            "attachment": {
                "id": 36982,
                "attachment_id": "1808823d-cb5d-41d5-aca5-c1d164452551",
                "name": "1808823d-cb5d-41d5-aca5-c1d164452551.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1808823d-cb5d-41d5-aca5-c1d164452551.mp3",
                "size": 376749,
                "duration": 47090,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.272Z",
                "updated_at": "2024-04-23T09:49:12.895Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1808823d-cb5d-41d5-aca5-c1d164452551.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1808823d-cb5d-41d5-aca5-c1d164452551.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1808823d-cb5d-41d5-aca5-c1d164452551.mp3"
            }
        },
        {
            "id": 7769,
            "course_id": 439,
            "content": "research = search, search, and re-search",
            "category": "text",
            "attachment_id": "",
            "order": 38,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7770,
            "course_id": 439,
            "content": "5764cba7-0db1-460a-851c-208ce6a7ff27.mp3",
            "category": "audio",
            "attachment_id": "5764cba7-0db1-460a-851c-208ce6a7ff27",
            "order": 39,
            "duration": 55560,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:13.098Z",
            "attachment": {
                "id": 36983,
                "attachment_id": "5764cba7-0db1-460a-851c-208ce6a7ff27",
                "name": "5764cba7-0db1-460a-851c-208ce6a7ff27.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/5764cba7-0db1-460a-851c-208ce6a7ff27.mp3",
                "size": 444525,
                "duration": 55560,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.272Z",
                "updated_at": "2024-04-23T09:49:13.092Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/5764cba7-0db1-460a-851c-208ce6a7ff27.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/5764cba7-0db1-460a-851c-208ce6a7ff27.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/5764cba7-0db1-460a-851c-208ce6a7ff27.mp3"
            }
        },
        {
            "id": 7771,
            "course_id": 439,
            "content": "0dc14c2f-4227-4b60-a5d5-9fa00eaaaa39.mp3",
            "category": "audio",
            "attachment_id": "0dc14c2f-4227-4b60-a5d5-9fa00eaaaa39",
            "order": 40,
            "duration": 45380,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:13.275Z",
            "attachment": {
                "id": 36984,
                "attachment_id": "0dc14c2f-4227-4b60-a5d5-9fa00eaaaa39",
                "name": "0dc14c2f-4227-4b60-a5d5-9fa00eaaaa39.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/0dc14c2f-4227-4b60-a5d5-9fa00eaaaa39.mp3",
                "size": 363117,
                "duration": 45380,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.273Z",
                "updated_at": "2024-04-23T09:49:13.27Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/0dc14c2f-4227-4b60-a5d5-9fa00eaaaa39.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/0dc14c2f-4227-4b60-a5d5-9fa00eaaaa39.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/0dc14c2f-4227-4b60-a5d5-9fa00eaaaa39.mp3"
            }
        },
        {
            "id": 7772,
            "course_id": 439,
            "content": "https://github.com/xiaolai/apple-computer-literacy/blob/main/grayscale.md",
            "category": "text",
            "attachment_id": "",
            "order": 41,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7773,
            "course_id": 439,
            "content": "037ff23c-60e5-44c4-8b02-a77977e5d33f.mp3",
            "category": "audio",
            "attachment_id": "037ff23c-60e5-44c4-8b02-a77977e5d33f",
            "order": 42,
            "duration": 48960,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:13.466Z",
            "attachment": {
                "id": 36985,
                "attachment_id": "037ff23c-60e5-44c4-8b02-a77977e5d33f",
                "name": "037ff23c-60e5-44c4-8b02-a77977e5d33f.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/037ff23c-60e5-44c4-8b02-a77977e5d33f.mp3",
                "size": 391725,
                "duration": 48960,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.273Z",
                "updated_at": "2024-04-23T09:49:13.462Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/037ff23c-60e5-44c4-8b02-a77977e5d33f.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/037ff23c-60e5-44c4-8b02-a77977e5d33f.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/037ff23c-60e5-44c4-8b02-a77977e5d33f.mp3"
            }
        },
        {
            "id": 7774,
            "course_id": 439,
            "content": "https://github.com/xiaolai/apple-computer-literacy/blob/main/google-spreadsheet.md",
            "category": "text",
            "attachment_id": "",
            "order": 43,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7775,
            "course_id": 439,
            "content": "a1eaedf5-7137-4ad3-b661-38da1796d45f.mp3",
            "category": "audio",
            "attachment_id": "a1eaedf5-7137-4ad3-b661-38da1796d45f",
            "order": 44,
            "duration": 56230,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:13.644Z",
            "attachment": {
                "id": 36986,
                "attachment_id": "a1eaedf5-7137-4ad3-b661-38da1796d45f",
                "name": "a1eaedf5-7137-4ad3-b661-38da1796d45f.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a1eaedf5-7137-4ad3-b661-38da1796d45f.mp3",
                "size": 449901,
                "duration": 56230,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.274Z",
                "updated_at": "2024-04-23T09:49:13.638Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a1eaedf5-7137-4ad3-b661-38da1796d45f.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a1eaedf5-7137-4ad3-b661-38da1796d45f.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/a1eaedf5-7137-4ad3-b661-38da1796d45f.mp3"
            }
        },
        {
            "id": 7776,
            "course_id": 439,
            "content": "2607176c-f5cf-4bc5-87d5-30989848cf5a.mp3",
            "category": "audio",
            "attachment_id": "2607176c-f5cf-4bc5-87d5-30989848cf5a",
            "order": 45,
            "duration": 44060,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:13.838Z",
            "attachment": {
                "id": 36987,
                "attachment_id": "2607176c-f5cf-4bc5-87d5-30989848cf5a",
                "name": "2607176c-f5cf-4bc5-87d5-30989848cf5a.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/2607176c-f5cf-4bc5-87d5-30989848cf5a.mp3",
                "size": 352557,
                "duration": 44060,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.274Z",
                "updated_at": "2024-04-23T09:49:13.833Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/2607176c-f5cf-4bc5-87d5-30989848cf5a.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/2607176c-f5cf-4bc5-87d5-30989848cf5a.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/2607176c-f5cf-4bc5-87d5-30989848cf5a.mp3"
            }
        },
        {
            "id": 7777,
            "course_id": 439,
            "content": "34bf9bd8-5927-49e9-9fbd-f7970091eb89.mp3",
            "category": "audio",
            "attachment_id": "34bf9bd8-5927-49e9-9fbd-f7970091eb89",
            "order": 46,
            "duration": 60050,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:14.015Z",
            "attachment": {
                "id": 36988,
                "attachment_id": "34bf9bd8-5927-49e9-9fbd-f7970091eb89",
                "name": "34bf9bd8-5927-49e9-9fbd-f7970091eb89.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/34bf9bd8-5927-49e9-9fbd-f7970091eb89.mp3",
                "size": 480429,
                "duration": 60050,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.275Z",
                "updated_at": "2024-04-23T09:49:14.009Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/34bf9bd8-5927-49e9-9fbd-f7970091eb89.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/34bf9bd8-5927-49e9-9fbd-f7970091eb89.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/34bf9bd8-5927-49e9-9fbd-f7970091eb89.mp3"
            }
        },
        {
            "id": 7778,
            "course_id": 439,
            "content": "写作，往往是相当于给“未来的自己”写信，提醒他，告诉他一些重要的东西……",
            "category": "text",
            "attachment_id": "",
            "order": 47,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7779,
            "course_id": 439,
            "content": "eb2b915a-0f4f-41ac-ae13-f2266cbf17c7.mp3",
            "category": "audio",
            "attachment_id": "eb2b915a-0f4f-41ac-ae13-f2266cbf17c7",
            "order": 48,
            "duration": 28200,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:14.201Z",
            "attachment": {
                "id": 36989,
                "attachment_id": "eb2b915a-0f4f-41ac-ae13-f2266cbf17c7",
                "name": "eb2b915a-0f4f-41ac-ae13-f2266cbf17c7.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/eb2b915a-0f4f-41ac-ae13-f2266cbf17c7.mp3",
                "size": 225645,
                "duration": 28200,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.275Z",
                "updated_at": "2024-04-23T09:49:14.197Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/eb2b915a-0f4f-41ac-ae13-f2266cbf17c7.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/eb2b915a-0f4f-41ac-ae13-f2266cbf17c7.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/eb2b915a-0f4f-41ac-ae13-f2266cbf17c7.mp3"
            }
        },
        {
            "id": 7780,
            "course_id": 439,
            "content": "我写的所有教程（甚至书籍/课程），对我自己来说，更像是“写给自己的学习笔记”。",
            "category": "text",
            "attachment_id": "",
            "order": 49,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7781,
            "course_id": 439,
            "content": "https://1000h.org/sounds-of-american-english/1-basics.html",
            "category": "text",
            "attachment_id": "",
            "order": 50,
            "duration": 1000000000,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:48:01.287Z",
            "attachment": null
        },
        {
            "id": 7782,
            "course_id": 439,
            "content": "87b037cc-503c-4555-bc40-81485dc26d44.mp3",
            "category": "audio",
            "attachment_id": "87b037cc-503c-4555-bc40-81485dc26d44",
            "order": 51,
            "duration": 54940,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:14.387Z",
            "attachment": {
                "id": 36990,
                "attachment_id": "87b037cc-503c-4555-bc40-81485dc26d44",
                "name": "87b037cc-503c-4555-bc40-81485dc26d44.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/87b037cc-503c-4555-bc40-81485dc26d44.mp3",
                "size": 439533,
                "duration": 54940,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.278Z",
                "updated_at": "2024-04-23T09:49:14.374Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/87b037cc-503c-4555-bc40-81485dc26d44.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/87b037cc-503c-4555-bc40-81485dc26d44.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/87b037cc-503c-4555-bc40-81485dc26d44.mp3"
            }
        },
        {
            "id": 7783,
            "course_id": 439,
            "content": "bc77ed7c-eb72-48ba-a5bc-225eebe94bbf.mp3",
            "category": "audio",
            "attachment_id": "bc77ed7c-eb72-48ba-a5bc-225eebe94bbf",
            "order": 52,
            "duration": 25750,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:14.567Z",
            "attachment": {
                "id": 36991,
                "attachment_id": "bc77ed7c-eb72-48ba-a5bc-225eebe94bbf",
                "name": "bc77ed7c-eb72-48ba-a5bc-225eebe94bbf.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/bc77ed7c-eb72-48ba-a5bc-225eebe94bbf.mp3",
                "size": 206061,
                "duration": 25750,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.279Z",
                "updated_at": "2024-04-23T09:49:14.554Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/bc77ed7c-eb72-48ba-a5bc-225eebe94bbf.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/bc77ed7c-eb72-48ba-a5bc-225eebe94bbf.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/bc77ed7c-eb72-48ba-a5bc-225eebe94bbf.mp3"
            }
        },
        {
            "id": 7784,
            "course_id": 439,
            "content": "699d2a08-7c03-4b65-be32-708ecfcf8905.mp3",
            "category": "audio",
            "attachment_id": "699d2a08-7c03-4b65-be32-708ecfcf8905",
            "order": 53,
            "duration": 37850,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:14.741Z",
            "attachment": {
                "id": 36992,
                "attachment_id": "699d2a08-7c03-4b65-be32-708ecfcf8905",
                "name": "699d2a08-7c03-4b65-be32-708ecfcf8905.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/699d2a08-7c03-4b65-be32-708ecfcf8905.mp3",
                "size": 302829,
                "duration": 37850,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.28Z",
                "updated_at": "2024-04-23T09:49:14.735Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/699d2a08-7c03-4b65-be32-708ecfcf8905.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/699d2a08-7c03-4b65-be32-708ecfcf8905.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/699d2a08-7c03-4b65-be32-708ecfcf8905.mp3"
            }
        },
        {
            "id": 7785,
            "course_id": 439,
            "content": "7e78e1b6-e705-4b28-a611-02c0f33c48a7.mp3",
            "category": "audio",
            "attachment_id": "7e78e1b6-e705-4b28-a611-02c0f33c48a7",
            "order": 54,
            "duration": 33260,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:14.921Z",
            "attachment": {
                "id": 36993,
                "attachment_id": "7e78e1b6-e705-4b28-a611-02c0f33c48a7",
                "name": "7e78e1b6-e705-4b28-a611-02c0f33c48a7.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7e78e1b6-e705-4b28-a611-02c0f33c48a7.mp3",
                "size": 266157,
                "duration": 33260,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.28Z",
                "updated_at": "2024-04-23T09:49:14.915Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7e78e1b6-e705-4b28-a611-02c0f33c48a7.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7e78e1b6-e705-4b28-a611-02c0f33c48a7.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/7e78e1b6-e705-4b28-a611-02c0f33c48a7.mp3"
            }
        },
        {
            "id": 7786,
            "course_id": 439,
            "content": "fdc29d1c-adbd-475e-a93c-1dd8f15540c5.mp3",
            "category": "audio",
            "attachment_id": "fdc29d1c-adbd-475e-a93c-1dd8f15540c5",
            "order": 55,
            "duration": 52220,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:15.119Z",
            "attachment": {
                "id": 36994,
                "attachment_id": "fdc29d1c-adbd-475e-a93c-1dd8f15540c5",
                "name": "fdc29d1c-adbd-475e-a93c-1dd8f15540c5.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fdc29d1c-adbd-475e-a93c-1dd8f15540c5.mp3",
                "size": 417837,
                "duration": 52220,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.283Z",
                "updated_at": "2024-04-23T09:49:15.103Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fdc29d1c-adbd-475e-a93c-1dd8f15540c5.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fdc29d1c-adbd-475e-a93c-1dd8f15540c5.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/fdc29d1c-adbd-475e-a93c-1dd8f15540c5.mp3"
            }
        },
        {
            "id": 7787,
            "course_id": 439,
            "content": "1c568694-c09d-4026-893d-3b3b5f1ae5f6.mp3",
            "category": "audio",
            "attachment_id": "1c568694-c09d-4026-893d-3b3b5f1ae5f6",
            "order": 56,
            "duration": 47760,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:15.34Z",
            "attachment": {
                "id": 36995,
                "attachment_id": "1c568694-c09d-4026-893d-3b3b5f1ae5f6",
                "name": "1c568694-c09d-4026-893d-3b3b5f1ae5f6.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1c568694-c09d-4026-893d-3b3b5f1ae5f6.mp3",
                "size": 382125,
                "duration": 47760,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.286Z",
                "updated_at": "2024-04-23T09:49:15.336Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1c568694-c09d-4026-893d-3b3b5f1ae5f6.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1c568694-c09d-4026-893d-3b3b5f1ae5f6.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/1c568694-c09d-4026-893d-3b3b5f1ae5f6.mp3"
            }
        },
        {
            "id": 7788,
            "course_id": 439,
            "content": "e358b9f0-73e9-4ee4-ab2d-a924828c3685.mp3",
            "category": "audio",
            "attachment_id": "e358b9f0-73e9-4ee4-ab2d-a924828c3685",
            "order": 57,
            "duration": 7440,
            "created_at": "2024-04-23T09:48:01.287Z",
            "updated_at": "2024-04-23T09:49:15.513Z",
            "attachment": {
                "id": 36996,
                "attachment_id": "e358b9f0-73e9-4ee4-ab2d-a924828c3685",
                "name": "e358b9f0-73e9-4ee4-ab2d-a924828c3685.mp3",
                "thumb": "",
                "raw": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/e358b9f0-73e9-4ee4-ab2d-a924828c3685.mp3",
                "size": 59565,
                "duration": 7440,
                "mime_type": "audio/mp3",
                "location": "aws_s3",
                "created_at": "2024-04-23T09:48:01.287Z",
                "updated_at": "2024-04-23T09:49:15.508Z",
                "url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/e358b9f0-73e9-4ee4-ab2d-a924828c3685.mp3",
                "raw_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/e358b9f0-73e9-4ee4-ab2d-a924828c3685.mp3",
                "thumb_url": "https://xuexi-courses-storage.firesbox.com/7000102069/replay/e358b9f0-73e9-4ee4-ab2d-a924828c3685.mp3"
            }
        }
    ]
}