public async Task <DataSmResp> SendDataSm(SmppClient client, string text) { DataSm dataSm = new DataSm(); dataSm.SourceAddress = new SmeAddress("1111"); dataSm.DestinationAddress = new SmeAddress("79171234567"); dataSm.DataCoding = DataCodings.UCS2; byte[] data = client.EncodingMapper.GetMessageBytes(text, dataSm.DataCoding); dataSm.Parameters.Add(new MessagePayloadParameter(data)); return(await client.SubmitData(dataSm)); }