diff --git a/src/services/NotificationService.ts b/src/services/NotificationService.ts
index 755b39c..b47fff0 100644
--- a/src/services/NotificationService.ts
+++ b/src/services/NotificationService.ts
@@ -9,11 +9,11 @@ interface ScheduledNotificationData {
 export class NotificationService {
   constructor(private repository: GetterRepository) {}
 
-  public async scheduleNotification() {
+  public async scheduleNotification({ deviceId, shuttleId, stopId }: ScheduledNotificationData) {
 
   }
 
-  public async cancelNotification() {
+  public async cancelNotification({ deviceId, shuttleId, stopId }: ScheduledNotificationData) {
 
   }