{
    "version": "1.0",
    "type": "rich",
    "provider_name": "LexiCarta",
    "provider_url": "https://www.lexicarta.com/",
    "title": "Kundt's tube — Lexicarta",
    "html": "<iframe src=\"https://www.lexicarta.com/embed/en/kundt%27s_tube\" width=\"100%\" height=\"480\" loading=\"lazy\" title=\"Lexicarta: Kundt&#039;s tube\"></iframe>",
    "width": 600,
    "height": 480
}