public string EnvioRPS(string request)
        {
            var loteRequest = new EnvioRPSRequest(1, request);
            var ret         = ((ISaoPauloServiceClient)this).EnvioRPS(loteRequest);

            return(ret.RetornoXML);
        }
 EnvioRPSResponse ISaoPauloServiceClient.EnvioRPS(EnvioRPSRequest request)
 {
     return(Channel.EnvioRPS(request));
 }