msg_card.json

{
    "config": {
        "wide_screen_mode": true
    },
    "elements": [
        {
            "tag": "markdown",
            "content": "**title**",
            "href": {
                "urlVal": {
                    "url": "https://www.feishu.com",
                    "android_url": "https://developer.android.com/",
                    "ios_url": "lark://msgcard/unsupported_action",
                    "pc_url": "https://www.feishu.com"
                }
            }
        },
        {
            "tag": "hr"
        },
        {
            "tag": "markdown",
            "content": "content",
            "href": {
                "urlVal": {
                    "url": "https://www.feishu.com",
                    "android_url": "https://developer.android.com/",
                    "ios_url": "lark://msgcard/unsupported_action",
                    "pc_url": "https://www.feishu.com"
                }
            }
        },
        {
            "tag": "note",
            "elements": [
                {
                    "tag": "img",
                    "img_key": "img_v2_52a084f5-ad8c-46a8-bff1-0e9b9d4c95fg",
                    "alt": {
                        "tag": "plain_text",
                        "content": "图片"
                    }
                },
                {
                    "tag": "plain_text",
                    "content": "传达室大爷"
                }
            ]
        }
    ]
}