entity_print-8.x-2.2/migrations/entity_print_settings.yml

id: entity_print_settings
label: Entity print configuration
migration_tags:
  - Drupal 7
  - Configuration
source:
  plugin: variable
  variables:
    - entity_print_default_css
  source_module: entity_print
process:
  default_css:
    plugin: default_value
    strict: true
    default_value: true
    source: entity_print_default_css
destination:
  plugin: config
  config_name: entity_print.settings