toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (label != null) 'label': label!,
if (name != null) 'name': name!,
if (onChangeAction != null) 'onChangeAction': onChangeAction!,
if (timezoneOffsetDate != null)
'timezoneOffsetDate': timezoneOffsetDate!,
if (type != null) 'type': type!,
if (valueMsEpoch != null) 'valueMsEpoch': valueMsEpoch!,
};