og_sm-8.x-1.0/og_sm_admin_menu/og_sm_admin_menu.services.yml

services:
  og_sm_admin_menu.route_subscriber:
    class: Drupal\og_sm_admin_menu\Routing\RouteSubscriber
    arguments: ['@router.route_provider']
    tags:
      - { name: event_subscriber }
  og_sm_admin_menu.group_permission_event_subscriber:
    class: Drupal\og_sm_admin_menu\EventSubscriber\GroupPermissionEventSubscriber
    arguments: ['@string_translation']
    tags:
      - { name: event_subscriber }