-import ChargingStationInfo from './ChargingStationInfo';
-import { ConnectorStatus } from './ConnectorStatus';
-import { JsonObject } from './JsonType';
-import Statistics from './Statistics';
+import type ChargingStationInfo from './ChargingStationInfo';
+import type { ConnectorStatus } from './ConnectorStatus';
+import type { JsonObject } from './JsonType';
+import type { BootNotificationResponse } from './ocpp/Responses';
+import type Statistics from './Statistics';