getImageUrl method
Implementation
Future<String?> getImageUrl(NtiuspPayload payload) async {
// final Map<String, dynamic> decoded = json.decode(payload);
// String? imageUrl;
// if (Platform.isAndroid) {
// imageUrl = decoded['notiImgUrl'];
// } else if (Platform.isIOS) {
// imageUrl = decoded['ntiuspNoti']['notiImgUrl'];
// }
// return imageUrl;
String? imageUrl = payload.notiImgUrl;
return imageUrl;
}