commerce-8.x-2.8/modules/payment/commerce_payment.plugin_type.yml

commerce_payment.payment_gateway:
  label: Commerce payment gateway
  provider: commerce_payment
  plugin_manager_service_id: plugin.manager.commerce_payment_gateway
  plugin_definition_decorator_class: Drupal\plugin\PluginDefinition\ArrayPluginDefinitionDecorator

commerce_payment.payment_method_type:
  label: Commerce payment method type
  provider: commerce_payment
  plugin_manager_service_id: plugin.manager.commerce_payment_method_type
  plugin_definition_decorator_class: Drupal\plugin\PluginDefinition\ArrayPluginDefinitionDecorator

commerce_payment.payment_type:
  label: Commerce payment type
  provider: commerce_payment
  plugin_manager_service_id: plugin.manager.commerce_payment_type
  plugin_definition_decorator_class: Drupal\plugin\PluginDefinition\ArrayPluginDefinitionDecorator