{
  "manageEntity": {
    "action": "Update",
    "entityId": "98088512",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieran2mvl3c2fvx255n6fe6ssuvoxxfctwequyvogrd7j6ekwbnc7g3q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1419300557},{\"type\":\"playlist\",\"playlist_id\":150639252}]}}}",
    "nonce": "0xe1612e2639ce30189db9db4f1e6f91a05d2101cc0aaedc747227fcb204f128da",
    "signature": "0xe43b6db18d3a0076b9b7bb032e9eee9d6fa12890cc744dae90a0ee6b4a6637b305a1e62350659eb29a9f5fd6841ee4901e39cb832632e81b2c130f2a0686836d1b",
    "signer": "0x556D15a5c7676f637104Fb4F811c98D46bad6AAF",
    "userId": "98088512"
  }
}