{
  "manageEntity": {
    "action": "Update",
    "entityId": "265134428",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieracsuqb562nmbrlrb6jdvd7opsp2iq3ke74r2io3ux6nmnsb5jszoa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":2074198735},{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":589695410}]}}}",
    "nonce": "0xbdf7d48cd2d86f46f04db4177674977d12291afc270124fc2c1cceaee377509d",
    "signature": "0x9f19c18887d931b35092d7731386b142bfd817bfe0adcebb34a1945bfe9e9447576f307131b740863b406977c7cb25ab33cc37736f7653ebb7b9c6868036d5171c",
    "signer": "0x248684AB6cBbC4EA81a5A157904D29140656A6d3",
    "userId": "265134428"
  }
}