public async Task <ActionResult <Collection <Friend> > > getFriends(int userId)
 {
     if (_userservice.getFriendlist(userId) == null)
     {
         return(NotFound("User not found or User has no Friends."));
     }
     return(await Task.FromResult(_friendBridge.mapToFriendCollectionFrom(_userservice.getFriendlist(userId))));
 }