希望能有所帮助

{!-- PGC_VIDEO:{"thumb_height": 360, "thumb_url": "242b70000593b4dd6ced2", "vname": "", "vid": "v020164c0000blp0d8brm1n14s8d9uhg", "thumb_width": 640, "src_thumb_uri": "2d479000211613b375407", "sp": "toutiao", "update_thumb_type": 1, "vposter": "https://p3-sign.toutiaoimg.com/mosaic-legacy/242b70000593b4dd6ced2~noop.image?x-expires=1978490626&x-signature=e0qGWm3l%2BA8H7S4%2BfHwEr62iKso%3D", "video_size": {"high": {"duration": 71.541, "h": 480, "subjective_score": 0, "w": 854, "file_size": 3733309}, "ultra": {"duration": 71.541, "h": 720, "subjective_score": 0, "w": 1280, "file_size": 8912581}, "normal": {"duration": 71.541, "h": 360, "subjective_score": 0, "w": 640, "file_size": 2353492}}, "md5": "afcf8b9b013baa73fb527d15d8a8629f", "duration": 71.541, "file_sign": "afcf8b9b013baa73fb527d15d8a8629f", "thumb_uri": "242b70000593b4dd6ced2", "vu": "v020164c0000blp0d8brm1n14s8d9uhg"} --}