断头台技巧,自己推断头台技巧

{"rich_content":{"text":"","spans":null},"video":{"vid":"v0d8b0d20000bskgi0a9hhbejkfcg4u0","duration":184.297,"width":1024,"height":576,"file_size":21699623,"thumb":{"web_uri":"tos-cn-p-0000/25b547406c0a407082ae084e9b5510c1","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":184.297,"file_size":20065615,"w":854,"h":480},"normal":{"duration":184.297,"file_size":14104781,"w":640,"h":360},"ultra":{"duration":184.297,"file_size":25349689,"w":1024,"h":576}},"is_encrypted":null,"sp":null,"md5":"d8e2b7bf154e4fb280cc360464334696","tos_key":null,"secret_key":null,"encrypt_algorithm":null,"extra":null}}