How to Perform a callout to receive data from an external service ?

We can perform Call using through Integration ,and also ther are two flavours are there , you can use according to your choice.

Web service callouts to SOAP web services use XML, and typically require a WSDL document for code generation.
HTTP callouts to services typically use REST with JSON.

• This reply was modified 6 years, 3 months ago by  Manish.