if not svt_id:
svt_id = self._search_regex(
(r'<video[^>]+data-video-id=["\']([\da-zA-Z-]+)',
- r'"content"\s*:\s*{.*?"id"\s*:\s*"([\da-zA-Z-]+)"'),
+ r'["\']videoSvtId["\']\s*:\s*["\']([\da-zA-Z-]+)',
+ r'"content"\s*:\s*{.*?"id"\s*:\s*"([\da-zA-Z-]+)"',
+ r'["\']svtId["\']\s*:\s*["\']([\da-zA-Z-]+)'),
webpage, 'video id')
return self._extract_by_video_id(svt_id, webpage)