private async Task <IEnumerable <string> > FetchFriendIdsAsync(string userId)
        {
            var url     = SteamUtils.GetFriendIdsUrl(_secrets.Value.SteamApiKey, userId);
            var jsonObj = await _remoteApiService.GetJsonObjectAsync(url, SteamUtils.ApiName);

            return(jsonObj["friendslist"]["friends"]
                   .Children()
                   .Select(token => token["steamid"].ToObject <string>()));
        }