public async void Create()
        {
            try
            {
                Acr.UserDialogs.UserDialogs.Instance.ShowLoading(AppResource.alertLoading);



                InformativeMenu menu = new InformativeMenu();
                if (imageStream != null)
                {
                    //faz upload da imagem
                    ApiService service = new ApiService();
                    menu.ImageUri = await service.UploadImage(imageStream);
                }
                menu.Title           = txtTitle.Text;
                menu.Body            = txtBody.Text;
                menu.Url             = txtUrl.Text;
                menu.Name            = txtName.Text;
                menu.IsDisabled      = !swtActive.IsToggled;
                menu.OrderingNumber  = Convert.ToInt32(txtPosition.Text);
                menu.CompanyId       = Helpers.Settings.DisplayUserCompany;
                menu.LocationId      = locationId;
                menu.CategoryGroupId = _group.Id;

                var result = await companyService.CreateInformativeMenu(menu);

                Acr.UserDialogs.UserDialogs.Instance.Toast(AppResource.lblItemUpdatedSucess);
                await App.AppCurrent.NavigationService.GoBack();
            }
            catch (Exception ex)
            {
                this.DisplayAlert(MocoApp.Resources.AppResource.alertAlert, ex.Message, AppResource.textOk);
            }
            finally
            {
                Acr.UserDialogs.UserDialogs.Instance.HideLoading();
            }
        }