参考解答
第73期
{!PGC_VIDEO:{"status":0,"thumb_height":360,"thumb_url":"37ec0001540d5431ac01","vname":"\u7b2c73\u671f.mp4","vid":"427c047a75954b6881e01443cffc7277","sp":"toutiao","vposter":"http://p0.pstatp.com/origin/37ec0001540d5431ac01","external_covers":[{"mimetype":"webp","source":"dynpost","thumb_height":360,"thumb_url":"389d00091f06d4f4a776","thumb_width":640}],"thumb_width":640,"vu":"427c047a75954b6881e01443cffc7277","duration":88,"neardup_id":1983863686205091803,"hash_id":1983863686205091803,"md5":"7ee89add84115396af48867cee822fe2","video_size":{"high":{"h":480,"subjective_score":0,"w":854,"file_size":3764400},"ultra":{"h":720,"subjective_score":0,"w":1280,"file_size":6325014},"normal":{"h":360,"subjective_score":0,"w":640,"file_size":2853713}}}-}