get elasticsearch data magento 2

1 <?php
2 //Make sure you have elasticsearch-php package installed before proceeding
3 
4    use Elasticsearch\ClientBuilder;
5    require 'vendor/autoload.php';
6    $client = ClientBuilder::create()->build();
7    $params = [
8    'index' => 'my_index',
9    'id'    => 'my_id'
10	];
11	$response = $client->get($params);
12	print_r($response);