widget_engine-8.x-1.2/modules/widget_engine_domain_access/widget_engine_domain_access.services.yml

services:
  widget_engine_domain_access.manager:
    class: Drupal\widget_engine_domain_access\WidgetEngineDomainAccessManager
    tags:
      - { name: persist }
    arguments: ['@domain.negotiator', '@module_handler', '@entity_type.manager']