public java.util.List<String> getNotFoundIdentifierIds() {
        return notFoundIdentifierIds;
    }
<p>
An array of custom data identifier IDs, one for each custom data identifier that was specified in the request but
doesn't correlate to an existing custom data identifier.
</p>

@return An array of custom data identifier IDs, one for each custom data identifier that was specified in the
        request but doesn't correlate to an existing custom data identifier.
aws-java-sdk-macie2/src/main/java/com/amazonaws/services/macie2/model/BatchGetCustomDataIdentifiersResult.java