using MQTTnet.Protocol; namespace MQTTnet.Server { public class MqttQueuedApplicationMessage { public MqttApplicationMessage ApplicationMessage { get; set; } public string SenderClientId { get; set; } public bool IsRetainedMessage { get; set; } public MqttQualityOfServiceLevel QualityOfServiceLevel { get; set; } public bool IsDuplicate { get; set; } } }