[ Version ( deprecated = true , deprecated_since = "0.17.0" ) ]
public string video_id { get; }
Warning: video_id is deprecated since 0.17.0.
Specifies a unique ID which YouTube uses to identify the video.
This is now equal to id.
For example: <literal>qz8EfkS4KK0</literal>.
For more information, see the <ulink type="http" url="https://developers.google.com/youtube/v3/docs/videos#id">online documentation </ulink>.