toJson method
Implementation
Map<String, dynamic> toJson({
String? defaultFrom,
String? defaultSender,
}) {
return {
'to': to,
'message': message,
if ((from ?? defaultFrom)?.isNotEmpty ?? false)
'from': from ?? defaultFrom,
if ((sender ?? defaultSender)?.isNotEmpty ?? false)
'sender': sender ?? defaultSender,
if (template != 0) 'template': template,
if (callback != null && callback!.isNotEmpty) 'callback': callback,
};
}