{
  "manageEntity": {
    "action": "Update",
    "entityId": "806730286",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera4dsevxumeal6yzn2x2kbnf2cczckyuemhqftgmuump634ajs3kla\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":2000341758},{\"type\":\"playlist\",\"playlist_id\":1232472855}]}}}",
    "nonce": "0xb713dbb17d1de356494740dae0728ec23a9cfe4c9dd0e9fe64f8a52dadc87a68",
    "signature": "0x4cc186f1e98106d37b5d7c5f4bc6800d8b5efd6a01317eb7001c9a736f5e7db57fbbe0bce949455672176147b20b92b88ab77132aeb90bfe282f897e442e9ddd1c",
    "signer": "0x2998887475389835ebB15d652B6c54B9C507E3ae",
    "userId": "806730286"
  }
}