{"type":"rich","version":1.0,"provider_name":"Speaker Deck","provider_url":"https://speakerdeck.com/","title":"yaojiannan.pdf","author_name":"youkennan","author_url":"https://speakerdeck.com/youkennan","html":"\u003ciframe id=\"talk_frame_80630\" class=\"speakerdeck-iframe\" src=\"https://speakerdeck.com/player/31618830489b0131b75a2ac338d3ec3a\" width=\"710\" height=\"501\" style=\"aspect-ratio:710/501; border:0; padding:0; margin:0; background:transparent;\" frameborder=\"0\" allowtransparency=\"true\" allowfullscreen=\"allowfullscreen\"\u003e\u003c/iframe\u003e\n","width":710,"height":501,"ratio":1.4143646408839778}