private async void registrationButton_Clicked(object sender, EventArgs e) { try { var prxCustomer = await _viewModel.SignUp(); if (prxCustomer.ResultCode == 1) { await Navigation.PopAsync(true); } else { await DisplayAlert("Error", prxCustomer.ResultMessage, "OK"); } _viewModel.Reset(); } catch (Exception ex) { await DisplayAlert("Error", ex.Message, "OK"); } }