toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (conversation != null) 'conversation': conversation!,
if (conversationId != null) 'conversationId': conversationId!,
if (parent != null) 'parent': parent!,
if (redactionConfig != null) 'redactionConfig': redactionConfig!,
if (speechConfig != null) 'speechConfig': speechConfig!,
};