public async Task InitAsync()
        {
            System.Diagnostics.Debug.WriteLine(
                string.Format("Begin - Init App - {0}", EditApp.Tag));

            await QueryAppAsync();

            await _deploymentViewModel.InitAsync();

            await _servicesViewModel.InitAsync();

            await _contactViewModel.InitAsync();

            await _nestViewModel.InitAsync();

            await _domainViewModel.InitAsync();

            OnPropertyChanged("EditApp");

            System.Diagnostics.Debug.WriteLine(
                string.Format("End - Init App - {0}", EditApp.Tag));

            MessagingCenter.Send(EditApp, "Updated");
        }