require 'vendor/autoload.php';
use \Ceic\Api\Configuration;
use \Ceic\Api\Apis\SeriesApi;
use \Ceic\Api\Models\QueryEntities\SeriesApiQueryEntity;
$accessToken = "ENTER YOUR API KEY HERE";
$keywords = array("KEYWORD 1", "KEYWORD 2", "KEYWORD 3", "KEYWORD 4");
$keywords = join(", ", $keywords);
$config = Configuration::getDefaultConfiguration()
Configuration::setDefaultConfiguration($config);
$seriesApi = new SeriesApi();
$seriesQueryEntity = new SeriesApiQueryEntity();
$seriesQueryEntity->setKeyword($keywords);
$seriesQueryEntity->setToken($accessToken);
$seriesSearchResult = $seriesApi->searchSeriesQuery($seriesQueryEntity);
// Access series search results data
$seriesSearchItems = $seriesSearchResult->getData()->getItems();
$secondItemSeriesId = $seriesSearchItems[1]->getMetadata()->getId();