-import { OCPP16AvailabilityType, OCPP16BootNotificationRequest, OCPP16IncomingRequestCommand, OCPP16RequestCommand } from './1.6/Requests';
+import {
+ OCPP16AvailabilityType,
+ OCPP16BootNotificationRequest,
+ OCPP16HeartbeatRequest,
+ OCPP16IncomingRequestCommand,
+ OCPP16RequestCommand,
+ OCPP16StatusNotificationRequest,
+} from './1.6/Requests';