Confidence score of the transcription (0-1).
End time of the speech segment in seconds.
Language code of the speech.
Optional sourceThe source languages spoken by the user.
Populated by STT services that support translation, where language holds the
target language and sourceLanguages holds the original spoken language(s),
or by multi-language detection services where language holds the dominant
language and sourceLanguages holds all detected languages sorted by prevalence.
May contain multiple entries when a single utterance spans multiple source languages.
Optional speakerSpeaker identifier when the provider supports diarization.
Start time of the speech segment in seconds.
Transcribed text.
Optional wordsWord-level timing information.
SpeechData contains metadata about this SpeechEvent.