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

services:
  og_sm_content.access_check.node.add:
    class: Drupal\og_sm_content\Access\SiteContentAddAccessCheck
    arguments: ['@og.access', '@og_sm.site_type_manager', '@entity_type.manager']
    tags:
      - { name: access_check, applies_to: _og_sm_site_content_add_access }
  og_sm_content.group_permission_event_subscriber:
    class: Drupal\og_sm_content\EventSubscriber\GroupPermissionEventSubscriber
    tags:
      - { name: event_subscriber }