public void setSinkMultipleFormat(String sinkMultipleFormat) {
        this.sinkMultipleFormat = sinkMultipleFormat;
    }
The format used to deserialization the raw data(bytes array)
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/kafka/src/main/java/org/apache/inlong/sort/kafka/partitioner/RawDataHashPartitioner.java