{"rich_content":{"text":"买房应该如何选择楼层？牢记这几点准没错，新手不懂照着学就行了","spans":null},"video":{"vid":"v038b00d0000bqef26jepd7795nq3vh0","duration":101.16,"width":1024,"height":576,"file_size":7082027,"thumb":{"web_uri":"tos-cn-p-0000/e3324580e55542aaab40e6d17a8e9a69","width":640,"height":360,"image_type":null,"mimetype":null,"encrypt_web_uri":null,"secret_key":null,"encrypt_algorithm":null,"extra":null},"video_size":{"high":{"duration":101.16,"file_size":6382033,"w":854,"h":480},"normal":{"duration":101.16,"file_size":4688302,"w":640,"h":360},"ultra":{"duration":101.16,"file_size":7881330,"w":1024,"h":576}},"is_encrypted":null,"md5":"313f76b06b1c09a6956f537f5587ab37","tos_key":null,"secret_key":null,"encrypt_algorithm":null,"extra":null}}