toJson method
Implementation
Map<String, dynamic> toJson() {
final domain = this.domain;
final inboxPlacementTrackingOption = this.inboxPlacementTrackingOption;
final subscriptionStartDate = this.subscriptionStartDate;
return {
if (domain != null) 'Domain': domain,
if (inboxPlacementTrackingOption != null)
'InboxPlacementTrackingOption': inboxPlacementTrackingOption,
if (subscriptionStartDate != null)
'SubscriptionStartDate': unixTimestampToJson(subscriptionStartDate),
};
}