code: function _createSync(siteId) {
    const ttxSettings = config.getConfig('ttxSettings');
    const syncUrl = (ttxSettings && ttxSettings.syncUrl) || SYNC_ENDPOINT;
  
    return {
      type: 'iframe',
      url: `${syncUrl}&id=${siteId}`
    }
  }
docs: Sync object will always be of type iframe for TTX