Access-key id AKIA9C1FAD1B… is recognized, but its secret half was relocated to the vault mirror at /sitemap.xml/prod/db/backups/storage/buckets/admin-backup/config/admin-old/keys/migrations/legacy/infra/migrations. Retrieve the second fragment there.
access-key-id: AKIA9C1FAD1B…
Most likely location: continue to migrations