public static HttpHandlerBuilder Respond(this HttpResponseBuilder builder, string response)
 {
     return(builder.Do(c => c.Response.WriteAsync(response).Wait()));
 }
        public static HttpHandlerBuilder Respond(this HttpResponseBuilder builder, object response)
        {
            var strResponse = JsonConvert.SerializeObject(response, JsonSerializerSettings);

            return(builder.Respond(strResponse));
        }