Generic Class

GenericClassExample.cs

public class NHInterceptor : EmptyInterceptor 
{

  public void OnSave(object entity,
              object id,
              object[] state,
              string[] propertyNames,
              IType[] types)
  {
      var genericObj = new Message<?>(entity);
      //What goes in the question mark's place?
      
  }
  
}

public class Message<TEntity> {
  
  T Payload { get; private set; }
  
  public Message(T data)  {
    Payload = data;
  }
  
}