Expanded class hierarchy of EcheckInterface in Commerce Authorize.Net 8
- interface \Drupal\commerce_payment\Plugin\Commerce\PaymentGateway\OnsitePaymentGatewayInterface; interface \Drupal\commerce_payment\Plugin\Commerce\PaymentGateway\SupportsAuthorizationsInterface
- interface \Drupal\commerce_authnet\Plugin\Commerce\PaymentGateway\EcheckInterface