public void SetStatus(string status)
        {
            Authenticate();

            string call_id = GetNextCallNr();

            Dictionary <string, string> requestParams = new Dictionary <string, string>();

            requestParams.Add("method", "status.set");
            requestParams.Add("api_key", apiKey);
            requestParams.Add("session_key", sessionKey);
            requestParams.Add("call_id", call_id);
            requestParams.Add("v", "1.0");
            requestParams.Add("status", status);

            var result = channel.SetStatus(apiKey, sessionKey, call_id, GenerateSignature(requestParams, sessionSecret), status);

            if (IsError(result))
            {
                Logger.Error("Unable to update status. Error = {0}", LogSource.Channel, result);
            }
        }