Just read the documentation
They said, “just read the official documentation”…
The Matrix, Budget Version
The Matrix low cost version by Studio 188
Updating Salesforce Objects with Server-Side JavaScript
If the custom preference center in your integrated Marketing Cloud account needs to update Salesforce object attributes, you’re probably acquainted with the UpdateSingleSalesforceObject, RetrieveSalesforceObjects and CreateSalesforceObject AMPscript functions.
Well, if you’re like me and you’d rather build your custom preference center with Server-Side JavaScript (SSJS), then you’ll need a way to use these AMPscript-only functions. Here’s my general approach for wrapping the AMPscript function in SSJS: