public ActionResult PTVCancelar(PTV ptv)
 {
     _busPTV.PTVCancelar(ptv);
     return(Json(new
     {
         @EhValido = Validacao.EhValido,
         @Msg = Validacao.Erros,
         @Url = Url.Action("Index", "PTV") + "?Msg=" + Validacao.QueryParam()
     }, JsonRequestBehavior.AllowGet));
 }