validator (maybeIndicator) {
    return (maybeIndicator != null && typeof maybeIndicator === 'object') &&
      (Cont3xtUtil.isString(maybeIndicator?.itype) && Cont3xtUtil.isString(maybeIndicator?.query));
  }
@typedef {{ indicator: Cont3xtIndicator, children: Cont3xtIndicatorNode[], parentIds: Set<string|undefined>, enhanceInfo: object }} Cont3xtIndicatorNode