{"type":"rich","version":"1.0","title":"指针","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/Ya3RieTqIgnFnI1_/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/61add189e4ea2209c59c8d7f\" frameborder=\"0\" allowfullscreen></iframe>"}