Inpsyde\MultilingualPress\Relations\Post\RelationshipContext::from_request PHP Method

    public static function from_request()
    {
        return new static($_REQUEST);
    }

 /**
  * Initializes the AJAX-based live search.
  *
  * @since 3.0.0
  *
  * @return void
  */
 public function initialize()
 {
     add_action('wp_ajax_' . self::ACTION, function () {
         $context = RelationshipContext::from_request();
         ob_start();
         $this->search_results->render($context);
         wp_send_json_success(['html' => ob_get_clean(), 'remoteSiteId' => $context->remote_site_id()]);
     });
 }