Goal of this task is to make sure that newly created customers have set credit limit value of 1000.
No "SHOW INTERNAL IDS" option available

Use list of IDs from the link below:
NetSuite HelpCenter
Unable to attach script to a form due to not having access to Custom code tab, as described here:
https://2118823.app.netsuite.com/app/help/helpcenter.nl?fid=section_4575237738.html
No solution for now.