{"type":"rich","version":"1.0","title":"**Chương 1:\nDao động cơ**","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/YWY8NhLXr0kGxsGv/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/61663c3612d7af4906c6c1af\" frameborder=\"0\" allowfullscreen></iframe>"}