Values.HlsTimedMetadataScheduleActionSettingsSourceSettings for the action to insert ID3 metadata (as a one-time action) in HLS output groups.
type nonrec t = {id3 : string;Enter a base64 string that contains one or more fully formed ID3 tags.See the ID3 specification: http://id3.org/id3v2.4.0-structure
*)}