toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (compareDuration != null) 'compareDuration': compareDuration!,
if (filter != null) 'filter': filter!,
if (groupBy != null) 'groupBy': groupBy!,
if (pageSize != null) 'pageSize': pageSize!,
if (pageToken != null) 'pageToken': pageToken!,
if (readTime != null) 'readTime': readTime!,
};