toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (computedClickThroughUrl != null)
'computedClickThroughUrl': computedClickThroughUrl!,
if (customClickThroughUrl != null)
'customClickThroughUrl': customClickThroughUrl!,
if (landingPageId != null) 'landingPageId': landingPageId!,
};