Official Docs: sn_ws

Web Services API, to send a message to a web service provider

RESTMessageV2

Instantiates a RESTMessageV2 object. When you have a REST message record, you can add the optional name and methodName information

RESTResponseV2

The RESTResponseV2 API allows you to use the data returned by an outbound REST message in JavaScript code. A RESTResponseV2 object is returned by the RESTMessageV2 functions execute() and executeAsync()

SOAPMessageV2

Instantiates a SOAPMessageV2 object. Specify optional message and a function if there is a SOAP message record

SOAPResponseV2

The SOAPResponseV2 API allows you to use the data returned by an outbound SOAP message in JavaScript code. A SOAPResponseV2 object is returned by the SOAPMessageV2 functions execute() and executeAsync()