decode method

@override void decode(MessagePayload payload)

Implementation

@override
void decode(MessagePayload payload) {
  super.decode(payload);
  if (payload.binaryContent != null) {
    thumbnail = decodeJpg(payload.binaryContent!);
  }
  if (payload.content != null) {
    var map = json.decode(payload.content!);
    duration = map['duration'];
    if (duration == null) {
      duration = map['d'];
    }
  }
}