entity.block.settings_tray_form: path: '/admin/structure/block/manage/{block}/settings-tray' defaults: _entity_form: 'block.settings_tray' _title_callback: '\Drupal\settings_tray\Block\BlockEntitySettingTrayForm::title' requirements: _permission: 'administer blocks' _access_block_plugin_has_settings_tray_form: 'TRUE' _access_block_has_overrides_settings_tray_form: 'TRUE'