toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (cancelTime != null) 'cancelTime': cancelTime!,
if (currentReleaseInfo != null)
'currentReleaseInfo': currentReleaseInfo!,
if (nextReleaseInfo != null) 'nextReleaseInfo': nextReleaseInfo!,
if (seriesSubscriptionType != null)
'seriesSubscriptionType': seriesSubscriptionType!,
};