{"rich_content":{"text":"四鲜汤如何应对白血病?","spans":null},"video":{"vid":"v028b0410000butua9eiif1co7si71ug","duration":229.12,"width":720,"height":406,"file_size":1203,"thumb":{"web_uri":"tos-cn-p-0000/ef54eefb64f8485fa4361152c82e569a","width":638,"height":360,"image_type":null,"mimetype":null,"encrypt_web_uri":null,"secret_key":null,"encrypt_algorithm":null,"extra":null},"video_size":{"high":{"duration":229.12,"file_size":13098346,"w":720,"h":404},"normal":{"duration":229.12,"file_size":10873294,"w":638,"h":360}},"is_encrypted":null,"sp":null,"md5":"724d12a9ef932017aabe7b4cb647fbe2","tos_key":null,"secret_key":null,"encrypt_algorithm":null,"extra":null}}