public void Handle(StartSagaMessageBase message)
 {
     if (Data.SomeId != Guid.Empty)
     {
         Context.SecondMessageFoundExistingSaga = true;
     }
     else
     {
         Data.SomeId = message.SomeId;
     }
 }
                public Task Handle(StartSagaMessageBase message, IMessageHandlerContext context)
                {
                    if (Data.SomeId != Guid.Empty)
                    {
                        TestContext.SecondMessageFoundExistingSaga = true;
                    }
                    else
                    {
                        var startSagaMessage = new StartSagaMessage
                        {
                            SomeId = message.SomeId
                        };
                        return(context.SendLocal(startSagaMessage));
                    }

                    return(Task.FromResult(0));
                }