/// <summary> /// See interface /// </summary> public abstract Task DeadLetterAsync(QueueMessage message, string reason, string errorDescription, CancellationToken cancellationToken = default);
/// <summary> /// See interface /// </summary> public Task KeepAliveAsync(QueueMessage message, TimeSpan?timeToLive = null, CancellationToken cancellationToken = default) => throw new NotSupportedException();