{"type":"rich","version":1.0,"provider_name":"Speaker Deck","provider_url":"https://speakerdeck.com/","title":"自由ソフトウェアによるライブストリーミング","author_name":"NOKUBI Takatsugu","author_url":"https://speakerdeck.com/knok","html":"\u003ciframe id=\"talk_frame_585368\" class=\"speakerdeck-iframe\" src=\"https://speakerdeck.com/player/b8ad8d4ee3aa4686b435e0d625b330eb\" width=\"710\" height=\"532\" style=\"aspect-ratio:710/532; border:0; padding:0; margin:0; background:transparent;\" frameborder=\"0\" allowtransparency=\"true\" allowfullscreen=\"allowfullscreen\"\u003e\u003c/iframe\u003e\n","width":710,"height":532,"ratio":1.3333333333333333}