// GET api/<controller>
        public Hashtable Get(int id)
        {
            Hashtable  ht = new Hashtable();
            RewardInfo ai = new RewardInfo();

            try
            {
                ht.Add("state", ai.DeleteOne(id));
            }
            catch (Exception e)
            {
                ht.Add("state", false);
                ht.Add("reason", e.Message);
            }
            return(ht);
        }