static openESIndex (req, res) {
    if (internals.multiES && req.query.cluster === undefined) {
      return res.serverError(401, 'Not supported in multies');
    }

    try {
      Db.openIndex([req.params.index], { cluster: req.query.cluster });
    } catch (err) {
      console.log(`ERROR - ${req.method} /api/esindices/%s/open`, ArkimeUtil.sanitizeStr(req.params.index), util.inspect(err, false, 50));
    }

    // always return successfully right away, openIndex might block
    return res.send(JSON.stringify({ success: true }));
  }
POST - /api/esindices/:index/open

Opens an OpenSearch/Elasticsearch index (admin only).
@name /esindices/:index/open
@returns {boolean} success - Always true, the openIndex function might block. Check the logs for errors.