code: func (c *Client) XPackWatchPut(watchId string) *XPackWatcherPutWatchService {
  	return NewXPackWatcherPutWatchService(c).Id(watchId)
  }
docs: // TODO: Clear role cache API
  // https://www.elastic.co/guide/en/elasticsearch/reference/7.0/security-api-clear-role-cache.html
  // -- X-Pack Watcher --
  // XPackWatchPut adds a watch.