entity_reference_tree-8.x-1.x-dev/entity_reference_tree.routing.yml

entity_reference_tree.widget_form:
  path: '/admin/entity_reference_tree/search/{field_edit_id}/{bundle}/{entity_type}/{theme}/{dots}/{dialog_title}'
  defaults:
    _title: 'Entity Reference Search'
    _controller: '\Drupal\entity_reference_tree\Controller\EntityReferenceTreeController::openSearchForm'
  requirements:
    # The search form is widly open to everyone as it just an entry for search.
    _access: 'TRUE'
  options:
    _admin_route: TRUE
    
entity_reference_tree.json:
  path: '/admin/entity_reference_tree/json/{entity_type}/{bundles}'
  defaults:
    _title: 'Entity Reference Search'
    _controller: '\Drupal\entity_reference_tree\Controller\EntityReferenceTreeController::treeJson'
  requirements:
    # The access token and permission to the entity tree will be checked in the treeJson()
    # according to the entity type and bundles.
    _access: 'TRUE'
  options:
    _admin_route: TRUE