This is Unix SHA512 hash
This is something strange, looks like base64-encoded string, but does not decode.
RLcO7J4z0W4MHDebtaiRMu6IJ+M=
44 B7 0E EC 9E 33 D1 6E 0C 1C 37 9B B5 A8 91 32 EE 88 27 E3