using vendorApproverBackend.Entities; namespace vendorApproverBackend.Interfaces { public interface INotificationService { Task SendNotificationToUser(long userId, NotificationModel notification); Task SendNotificationToUsers(IEnumerable userIds, NotificationModel notification); Task SendNotificationToAllUsers(NotificationModel notification); Task SendNotificationToListOfUsers(IEnumerable userIds, NotificationModel notification); } }