public async Task <UserResponse> GetUser(string userName)
        {
            var accessToken = await _authenticationClient.GetAccessTokenAsync();

            _httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", accessToken);
            _httpClient.DefaultRequestHeaders.Add(ClientId, _twitchApiConfigOptions.Value.ClientId);

            var httpResponse = await _httpClient.GetAsync(string.Format(GetUserUrl, userName));

            if (httpResponse.IsSuccessStatusCode)
            {
                var response = await httpResponse.Content.ReadAsStringAsync();

                var data = JsonSerializer.Deserialize <TwitchResponse <UserResponse> >(response);

                return(data.Data.SingleOrDefault());
            }

            throw new Exception($"Status Code : {httpResponse.StatusCode}  Reason Phrase : {httpResponse.ReasonPhrase}");
        }
        public async Task <bool> IsUserAFollower(string userId)
        {
            var accessToken = await _authenticationClient.GetAccessTokenAsync();

            _httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", accessToken);
            _httpClient.DefaultRequestHeaders.Add(ClientId, _twitchApiConfigOptions.Value.ClientId);

            var getFollowerUrl = $"https://api.twitch.tv/helix/users/follows?to_id=32115039&from_id={userId}&first=1";
            var httpResponse   = await _httpClient.GetAsync(getFollowerUrl);

            if (httpResponse.IsSuccessStatusCode)
            {
                var response = await httpResponse.Content.ReadAsStringAsync();

                var followers = JsonSerializer.Deserialize <TwitchResponse <FollowerResponse> >(response);

                return(followers.Data.SingleOrDefault() != null);
            }

            throw new Exception($"Status Code : {httpResponse.StatusCode}  Reason Phrase : {httpResponse.ReasonPhrase}");
        }