Personalize class to call Sitecore Personalize API

Experience.cs

public class Experience
    {
        [JsonProperty("clientKey", NullValueHandling = NullValueHandling.Ignore)]
        public string ClientKey { get; set; }
        [JsonProperty("channel", NullValueHandling = NullValueHandling.Ignore)]
        public string Channel {get; set;}
        [JsonProperty("language", NullValueHandling = NullValueHandling.Ignore)]
        public string Language {get; set;}
        [JsonProperty("currencyCode", NullValueHandling = NullValueHandling.Ignore)]
        public string CurrencyCode {get; set;}
        [JsonProperty("pointOfSale", NullValueHandling = NullValueHandling.Ignore)]
        public string PointOfSale {get; set;}
        [JsonProperty("browserId", NullValueHandling = NullValueHandling.Ignore)]
        public string BrowserId {get; set;}
        [JsonProperty("friendlyId", NullValueHandling = NullValueHandling.Ignore)]
        public string FriendlyId { get; set; }
    }

Personalize.cs

public class Personalize
    {
        public string GetDecisionModelResult(string experienceId) 
        {
            try
            {
                SiteContext site = Sitecore.Context.Site;
                HttpCookie cookie;
                string bid = string.Empty;

                if (site != null)
                {
                    cookie = System.Web.HttpContext.Current.Request.Cookies["bid_" + Settings.GetSetting("ClientKey")];
                    if (cookie != null)
                    {
                        bid = cookie.Value;

                        var experience = new Experience
                        {
                            ClientKey =  Settings.GetSetting("ClientKey"),
                            Channel = "WEB",
                            Language = "en",
                            CurrencyCode = "USD",
                            PointOfSale = Settings.GetSetting("PointOfSale"),
                            BrowserId = bid,
                            FriendlyId = experienceId
                        };

                        var json = JsonConvert.SerializeObject(experience);
                        var data = new StringContent(json, Encoding.UTF8, "application/json");
                        var url = Settings.GetSetting("ApiUrl");
                        var client = new HttpClient();
                        var response = client.PostAsync(url, data);
                        var result = response.Result.Content.ReadAsStringAsync();
                        dynamic JSONdata = JObject.Parse(result.Result);

                        var segment = JSONdata.visitorSegment.brand;

                        if (segment == "Unsegmented")
                            segment = string.Empty;

                        return segment;
                    }
                }                
            }
            catch (Exception ex) { 
                Log.Error("There was an issue on connecting the Personalize API " + ex.Message, this);
            }
            return string.Empty;
        }
    }