/// <summary>
        /// Execute
        /// </summary>
        /// <returns></returns>
        protected override bool Execute()
        {
            if (SamAccountName == null)
            {
                if (!API.Firebase.Authenticate(DTO.Uid, DTO.AccessToken))
                {
                    Response.error = Label.Get("error.authentication");
                    return(false);
                }
            }
            Subscription_ADO ado = new Subscription_ADO(Ado);

            if (ado.ChannelDelete(DTO.ChnCode, DTO.Uid, SamAccountName))
            {
                Response.data = JSONRPC.success;
                return(true);
            }
            Log.Instance.Debug("Can't delete Subscription");
            Response.error = Label.Get("error.delete");
            return(false);
        }