Elastic email add list

<?php
$subscribers = ['ssss@ddd.com', 'sdadsafsdfds@dff.com'];
		$api_key     = 'API_KEY';
		try {
			$configuration = new \ElasticEmailClient\ApiConfiguration( [
				'apiUrl' => 'https://api.elasticemail.com/v2/',
				'apiKey' => $api_key
			] );
			$client        = new \ElasticEmailClient\ElasticClient( $configuration );
			$add = $client->EEList->Add(
				'List name',
				false,
				false,
				null,
				$subscribers,
				false
			);
			var_dump($add);
		} catch ( Exception $e ) {
			// return $e->getMessage();
			var_dump($e->getMessage());
		}