LoyaltyActionError Class

1public void creditPointsTestError(){
2   List<LoyaltyManagement.PointsInput> creditPointsList = new List<LoyaltyManagement.PointsInput>();
3   creditPointsList.add(new LoyaltyManagement.PointsInputBuilder()
4      .setLoyaltyProgramMemberId('0lMRM0000002BD12AM')
5      .setProgramName('LP01')
6      .setProgramCurrencyName('Miles')
7      .setPoints(1200)
8      .setJournalId('0lVT10000008CnlMAE')
9      .build());
10   List<LoyaltyManagement.CreditPointsOutput> creditPointActionResults = LoyaltyManagement.LoyaltyResources.creditPoints(creditPointsList);
11   System.debug('Is Succcess:'+ creditPointActionResults.get(0).isSuccess());
12   System.debug('Errors:'+ creditPointActionResults.get(0).getErrors());
13}