/// <summary>
/// Ruft alle abgelehnten Zahlungen für einen Nutzer ab.
/// </summary>
/// <param name="pageRequest"></param>
/// <param name="user"></param>
/// <returns></returns>
public IPage <Payment> FindDeclinedPaymentsByUser(IPageable pageRequest, User user)
{
return(PaymentDao.FindDeclinedPaymentsByUser(pageRequest, user));
}