code: @Override
    public AvroProjectionConverter init(WorkUnitState workUnit) {
      if (workUnit.contains(ConfigurationKeys.EXTRACT_TABLE_NAME_KEY)) {
        String removeFieldsPropName = workUnit.getProp(ConfigurationKeys.EXTRACT_TABLE_NAME_KEY) + REMOVE_FIELDS;
        if (workUnit.contains(removeFieldsPropName)) {
          this.fieldRemover = Optional.of(new AvroSchemaFieldRemover(workUnit.getProp(removeFieldsPropName)));
        } else {
          this.fieldRemover = Optional.absent();
        }
      }
      return this;
    }
docs: To remove certain fields from the Avro schema or records of a topic/table, set property
  {topic/table name}.remove.fields={comma-separated, fully qualified field names} in workUnit.
  
  E.g., PageViewEvent.remove.fields=header.memberId,mobileHeader.osVersion