/// Configuration options for fetching transcripts.
#[derive(Debug)]pubstructTranscriptConfig{/// The language code for the desired transcript (optional).
publang:Option<String>,
}/// A struct representing a single entry in a YouTube transcript.
#[derive(Debug)]pubstructTranscriptResponse{/// The text of the transcript entry.
pubtext: String,
/// The duration (in seconds) for which the text is displayed.
pubduration:f64,
/// The offset (in seconds) from the start of the video when the text is displayed.
puboffset:f64,
/// The language code of the transcript entry.
publang: String,
}