container/src/main/java/com/streamsets/datacollector/record/HeaderImpl.java
public Map<String, Object> getUserAttributes() {
    return map.entrySet()
        .stream()
        .filter(map -> !map.getKey().startsWith(RESERVED_PREFIX))
        .collect(Collectors.toMap(map -> map.getKey(), map -> map.getValue()));
  }
public Map<String, Object> getUserAttributes() {
    return map.entrySet()
        .stream()
        .filter(map -> !map.getKey().startsWith(RESERVED_PREFIX))
        .collect(Collectors.toMap(map -> map.getKey(), map -> map.getValue()));
  }
To be removed