{
  "manageEntity": {
    "action": "Update",
    "entityId": "79842277",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieratbadnoikwf4g7lseu74tupsm3bb2hhfjwwgyy3p7j3rwlwz5vxfq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":913470605},{\"type\":\"playlist\",\"playlist_id\":1910474330}]}}}",
    "nonce": "0x150c2ad32a451b4d875ea5f8c6a86adf161543041aabd04ea7c4b9fadc9ea7d8",
    "signature": "0xc4e444a4bd9da160c627b20c5584036022ffd8f22c5008c722b153255f6aebb535d6ea9bc3a55e72a98cb6cf30a8145bfa13c1310cd55a60ca1f09472b9ddd0f1b",
    "signer": "0xB5D0A372B2e9F976b0B17446b2Eb8a99275CE3f1",
    "userId": "79842277"
  }
}