toJson method
Implementation
Map<String, dynamic> toJson() {
final dayOfWeek = this.dayOfWeek;
final timeOfDay = this.timeOfDay;
final timeZone = this.timeZone;
return {
if (dayOfWeek != null) 'dayOfWeek': dayOfWeek.toValue(),
if (timeOfDay != null) 'timeOfDay': timeOfDay,
if (timeZone != null) 'timeZone': timeZone,
};
}