How to Access Candidate Application Extra info for internal use via Oracle HCM Rest API

Summary:

We've created new custom EFF (Extensible FlexField) under PERSON_EIT so that we could have Candidate Application Extra info for internal use details. This details will be integrated to the Third Party but the Third Party will return details using the Candidate Application Extra info for internal use via Oracle HCM Rest API. There is access on the recruitingCandidateExtraInformation but when access the Specific Candidate Application Extra info. It didn't return any value. We've checked that the IRC_JA_EXTRA_INFO Table do have records but this table still don't have any seeded Data Security Policy. Do we need