public CreateVoucherViewModel()
{
inputParam = new ACSInputParameters();
Request = new Command(() => CreateVoucher());
Title = "Create Voucher";
}
public MultipartVouchersViewModel()
{
inputParam = new ACSInputParameters();
multipartVouchers = new ObservableCollection <MultipartVouchersModel>();
Request = new Command(async() => await getMultiparts());
Title = "Multipart Vouchers";
}