decode method
Implementation
@override
Future<void> decode(MessagePayload payload) async {
super.decode(payload);
operatorId = payload.content;
messageUid = int.parse(utf8.decode(payload.binaryContent!));
if (extra != null) {
var map = json.decode(extra!);
originalSender = map['s'];
originalContentType = map['t'];
originalSearchableContent = map['sc'];
originalContent = map['c'];
originalExtra = map['e'];
originalMessageTimestamp = map['ts'];
}
}