code: public static function getSubscribedServices()
      {
          return [
              Connection::class => Connection::class,
              Input::class      => Input::class,
              InsertTags::class => InsertTags::class,
              Session::class    => Session::class,
              // This one is deprecated.
              IMetaModelsServiceContainer::class => IMetaModelsServiceContainer::class
          ];
      }
docs: Get the needed services.
  
  @return array