public async Task <ObservableCollection <CurrencyViewModel> > GetAllCurrencyAsync()
{
var listModels = await _Service.GetAllAsync();
var listVM = VMBaseSolutions.VMEntities.VMEntityListConvertor <CurrencyViewModel, Currency> .ConvertToViewModel(listModels).OrderBy(_OrderByDefaultExpression.Compile());
CurrencyVMList = new ObservableCollection <CurrencyViewModel>(listVM);
return(CurrencyVMList);
}
