public static LogEvent decodeFromMap(Map<String, Object> loggingEventMap) {
    throw new UnsupportedOperationException("Unable to decode LoggingEvents.");
  }
This method is not currently implemented.

@param loggingEventMap a map of logging events

@return {@link LogEvent} decoded from the given logging event map.<br>
    Currently it throws an {@link UnsupportedOperationException} as the method is not implemented yet!
samza-log4j2/src/main/java/org/apache/samza/logging/log4j2/serializers/LoggingEventJsonSerde.java