public static RowData createUpdateBefore(Integer id, String data) {
        return GenericRowData.ofKind(RowKind.UPDATE_BEFORE, id, StringData.fromString(data));
    }
Copy from iceberg-flink:iceberg-flink-1.15:1.1.x
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/iceberg/src/test/java/org/apache/inlong/sort/iceberg/sink/util/SimpleDataUtil.java