Opted for Medicare flag in Eligibility profile

Summary:

We have requirements to build eligibility for employee benefits based on whether an employee is enrolled into Medicare. We created eligibility using "Opted for Medicare" field in eligibility profile but we can't seem to identify where this flag is updated for an employee in Person Management.

Content (please ensure you mask any confidential information):

We need to know where "Opted for Medicare" flag is updated for an employee in Person Management?

Version (include the version you are using, if applicable):

24B (11.13.24.04.0)

Code Snippet (add any code snippets that support your topic, if applicable):