{
    "version": "1.0",
    "type": "rich",
    "provider_name": "LexiCarta",
    "provider_url": "https://www.lexicarta.com/",
    "title": "百万之四次方 — Lexicarta",
    "html": "<iframe src=\"https://www.lexicarta.com/embed/zh/%E7%99%BE%E4%B8%87%E4%B9%8B%E5%9B%9B%E6%AC%A1%E6%96%B9\" width=\"100%\" height=\"480\" loading=\"lazy\" title=\"Lexicarta: 百万之四次方\"></iframe>",
    "width": 600,
    "height": 480
}