toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (confidence != null) 'confidence': confidence!,
if (endTime != null) 'endTime': endTime!,
if (speakerLabel != null) 'speakerLabel': speakerLabel!,
if (speakerTag != null) 'speakerTag': speakerTag!,
if (startTime != null) 'startTime': startTime!,
if (word != null) 'word': word!,
};