@Override
  public String toString() {
    return "LogData = {version = "
        + getVersion()
        + ", upstreamId = "
        + getUpstreamId()
        + ", epicNo = "
        + epicNo
        + ", flip = "
        + flip
        + ", changeAction = "
        + changeAction.toString()
        + ", actualValue = "
        + actualValue
        + "}";
  }
An implement of {@link LogData<RowData>} in flink application.
amoro-format-mixed/amoro-mixed-flink/amoro-mixed-flink-common-format/src/main/java/org/apache/amoro/flink/shuffle/LogRecordV1.java