public void Handle(RegisterDeal message)
{
DomainEvents.Register <DealSignedDomainEvent>(DealSignedDomainEventHandler);
DomainEvents.Register <LeadSignedUpEventEvent>(LeadSignedUpDomainEventHandler);
_correlationId = message.CorrelationId;
var lead = _leadRepository.GetById(message.LeadId);
Deal.Register(message.DealId, lead, message.Value);
_dealRepository.Flush();
_bus.Return(ReturnCode.OK);
}