Besides LCM, is there a way to assign dimensional security in bulk in E/PBCS?

Summary

Multiple secured dimensions are being updated everyday via scripted process. Need a scriptable way to update security for the newly added members

Content

Found this document on Oracle Knowledgebase, that suggests that LCM is the only way to import security in bulk into E/PBCS.

Mass Import Security Access into PBCS or EPBCS (Doc ID 2293345.1)

This article is from 2017, and hoping that since then there has been a replacement for the 'ImportSecurity' utility that exists in the non-cloud Oracle EPM world.

Multiple secured dimensions are being updated every day via a scripted process. Need a scriptable way to update security for the newly added members, like importing a CSV file or similar.