以下是我的回答，希望能帮到你

{!-- PGC_VIDEO:{"thumb_height": 720, "vposter": "https://p3-sign.toutiaoimg.com/mosaic-legacy/2f3110009be1b307894d0~noop.image?x-expires=1976281512&x-signature=oHpuvg4549WC0CeKQa0YjBWGFPs%3D", "thumb_width": 1280, "vid": "v02016150000bonv9sjivfcuiq4ovblg", "vu": "v02016150000bonv9sjivfcuiq4ovblg", "duration": 146.21, "thumb_url": "2f3110009be1b307894d0", "thumb_uri": "2f3110009be1b307894d0", "video_size": {"high": {"duration": 146.21, "h": 720, "w": 1280}, "ultra": {"duration": 146.21, "h": 720, "w": 1280}, "normal": {"duration": 146.21, "h": 720, "w": 1280}}} --}