public void SendMessage(string routeName, string payload)
{
if (string.IsNullOrWhiteSpace(CurrentServer))
{
throw new InvalidOperationException(ERROR_SERVER_IS_NOT_DEFINED);
}
Guid handle = SqlScripts.ExecuteScalar <Guid>(ConnectionString, SqlScripts.SelectDialogHandleScript(routeName));
string sql = SqlScripts.SendMessageToChannelScript();
Dictionary <string, object> parameters = new Dictionary <string, object>();
parameters.Add("handle", handle);
parameters.Add("message", payload);
SqlScripts.ExecuteScript(ConnectionString, sql, parameters);
}