toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (maintenanceModeTime != null)
'maintenanceModeTime': maintenanceModeTime!,
if (supportEndDate != null) 'supportEndDate': supportEndDate!,
if (supportExpirationTime != null)
'supportExpirationTime': supportExpirationTime!,
if (version != null) 'version': version!,
};