-import { Utils } from '../../../utils/Utils';
-import type { ChargingStation } from '../../ChargingStation';
-import { OCPPConstants } from '../OCPPConstants';
-import { OCPPRequestService } from '../OCPPRequestService';
-import type { OCPPResponseService } from '../OCPPResponseService';
+import { Utils } from '../../../utils';
+import {
+ OCPP20Constants,
+ OCPP20ServiceUtils,
+ OCPPRequestService,
+ type OCPPResponseService,
+} from '../internal';