On the a FOLIO Snapshot reference environment (like https://folio-snapshot.dev.folio.org), there are a number of pre-configured "role-based" permission sets that you can use to explore different kinds of FOLIO functionality.
A list of available roles can be found in snapshot under Settings → Users → Permission Sets:
The actual assigned permissions can be found in Github here: https://github.com/folio-org/folio-tools/tree/master/add-users/psets
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