toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (classifyText != null) 'classifyText': classifyText!,
if (extractDocumentSentiment != null)
'extractDocumentSentiment': extractDocumentSentiment!,
if (extractEntities != null) 'extractEntities': extractEntities!,
if (moderateText != null) 'moderateText': moderateText!,
};