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

services:
  og_sm.site_menu_manager:
    class: Drupal\og_sm_menu\SiteMenuManager
    arguments: ['@entity_type.manager', '@og_sm.site_manager']
  og_sm_menu.group_permission_event_subscriber:
    class: Drupal\og_sm_menu\EventSubscriber\GroupPermissionEventSubscriber
    arguments: ['@entity_type.manager']
    tags:
      - { name: event_subscriber }
  og_sm_menu.route_subscriber:
    class: Drupal\og_sm_menu\Routing\RouteSubscriber
    arguments: ['@module_handler']
    tags:
      - { name: event_subscriber }