+ subtitles = {}
+ for lang, sub in metadata.get('closed_captions_vtt', {}).get('captions', {}).items():
+ sub_url = sub.get('url')
+ if not sub_url:
+ continue
+ subtitles[lang] = [{
+ 'url': sub_url,
+ }]
+
+ return {
+ 'id': embed_code,
+ 'title': title,
+ 'description': metadata.get('description'),
+ 'thumbnail': metadata.get('thumbnail_image') or metadata.get('promo_image'),
+ 'duration': float_or_none(metadata.get('duration'), 1000),
+ 'subtitles': subtitles,
+ 'formats': formats,
+ }