... create a SOAP project, then hit the WSDL URL that you client/provider give to you, Then you can see all transaction, after that, you can mimic you templates ... Let me show How I did: LOCAL cUrl := "https://orbisws01.orbisfarma.com.mx/transaccion.asmx?WSDL" LOCAL cAction := "https://orbisws01.orbisfarma.com.mx/setTransactionInit" ...