fortnox-8.x-1.x-dev/modules/fortnox_credentials/fortnox_credentials.links.menu.yml

entity.credentials.collection:
  title: 'Fortnox Credentials'
  route_name: entity.credentials.collection
  description: 'List all the credentials entities'
  parent: fortnox.admin_fortnox

fortnox_credentials.settings:
  title: 'Credentials settings'
  description: 'Configure Credentials entities'
  route_name: credentials.settings
  parent: entity.credentials.collection