toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (annotationMetadata != null)
'annotationMetadata': annotationMetadata!,
if (annotationSentiment != null)
'annotationSentiment': annotationSentiment!,
if (annotationSource != null) 'annotationSource': annotationSource!,
if (annotationValue != null) 'annotationValue': annotationValue!,
if (name != null) 'name': name!,
};