<PackageReference Include="SSH.NET" Version="2020.0.2" />

Renci.SshNet.Messages.MessageAttribute

public sealed class MessageAttribute : Attribute
Indicates that a class represents SSH message. This class cannot be inherited.
namespace Renci.SshNet.Messages { public sealed class MessageAttribute : Attribute { public string Name { get; set; } public byte Number { get; set; } public MessageAttribute(string name, byte number); } }