{"type":"rich","version":"1.0","title":"计算机网络","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/ZI1fzOlidps3JJ-v/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/648d5fcce962769b37249faf\" frameborder=\"0\" allowfullscreen></iframe>"}