{
  "manageEntity": {
    "action": "Update",
    "entityId": "61154",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierauqpnnxlbhsrglehhvoxa53dc6hzoetcuogcs7s2baw6kdtt43d6q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":24611},{\"type\":\"playlist\",\"playlist_id\":458},{\"type\":\"playlist\",\"playlist_id\":21003},{\"type\":\"playlist\",\"playlist_id\":24902},{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x4a0b2900a4de2c3365d7a74fb35364057cffd2fcd44fb967aa903f727b2ff8a0",
    "signature": "0xf8f634cd91a69f70ab94df07338679f8d394086cf2844f774a5d8341d7334ca55a610fca87ad3fb1f7666c6bd0160d440fa6ea7b13de320830dd0108b521f3f11b",
    "signer": "0xFa2d4C2518C0BB689b437d226912F37Cd9d98A23",
    "userId": "61154"
  }
}