{"type":"rich","version":"1.0","title":"chương 1","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/Xo2fiUnCLp3iCbKs/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/5e8d9f8949c22e9de209b2ac\" frameborder=\"0\" allowfullscreen></iframe>"}