The PUT API doesn't accept hidden (even though the GET API responds with it).
hidden
3L7CWE4ZSKMDHBBVWI6KLPRQHNPY7ELATEWSPYW42R3LIPTCBUTQC
LX326CB7QYUPVTX37SSK6VFSYKJIII6ARISYJBHZBVKVJ2NQTI3AC
hidden:
visible: