Service ajax_response.subscriber detail

Computed Definition =>

array:3 [
  "class" => "Drupal\Core\EventSubscriber\AjaxResponseSubscriber"
  "arguments" => {#1571
    +"type": "collection"
    +"value": array:1 [
      0 => {#1569
        +"type": "service_closure"
        +"id": "ajax_response.attachments_processor"
        +"invalidBehavior": 1
      }
    ]
  }
  "arguments_count" => 1
]

Instance =>

Drupal\Core\EventSubscriber\AjaxResponseSubscriber {#1420
  #deprecatedProperties: array:1 [
    "ajaxResponseAttachmentsProcessor" => "ajax_response.attachments_processor"
  ]
  #processorClosure: Closure() {#1419
    class: "Drupal\Core\DependencyInjection\Container"
    this: Drupal\Core\DependencyInjection\Container {#40 …}
    use: {
      $argument: {#1418 …}
    }
    file: "/var/www/html/web/core/lib/Drupal/Component/DependencyInjection/Container.php"
    line: "461 to 463"
  }
}