toJson method
Implementation
@override
Object toJson() => {
if (candidates.isNotDefault) 'candidates': encodeList(candidates),
if (promptFeedback != null) 'promptFeedback': promptFeedback!.toJson(),
if (usageMetadata != null) 'usageMetadata': usageMetadata!.toJson(),
if (modelVersion.isNotDefault) 'modelVersion': modelVersion,
if (responseId.isNotDefault) 'responseId': responseId,
};