protected override void SerializeToStream(CitpBinaryWriter writer)
{
base.SerializeToStream(writer);
if (!Version.HasValue)
{
throw new InvalidOperationException("Version has no value. Required for MSEX packets");
}
writer.Write(Version.GetCustomAttribute <CitpVersionAttribute>().ToByteArray());
writer.Write(MessageType.GetCustomAttribute <CitpId>().Id);
}
