public function searchTimeSeries($query = '*', $dateFrom = NULL, $dateTo = NULL, array $tags = array(), array $senders = array()){
        return $this->request('search-time-series', array(
            'query' => $query,
            'date_from' => $dateFrom,
            'date_to' => $dateTo,
            'tags' => $tags,
            'senders' => $senders
        ));
    }