{
  "manageEntity": {
    "action": "Update",
    "entityId": "351034941",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieravfdscgs5ihbxzrea5pouhkukkjxkvdmkcbfx6y66w46wwkigttqa\",\"data\":{\"name\":\"yujin\",\"handle\":\"yujin0910\",\"location\":\"Ube\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xcea1d7140980bb2a0dd3c983af76c91316e4a9b6a7afcc5e47c34d8f7b9d2945",
    "signature": "0x98d2daff8246c6a3381d1d18a69d3ce40a86fbe4235f7398f1a83b8fbb15b27024f3b08f06056ec330056ab3020d7728a9f9a4bdf27311e121ef4a240ae74c601b",
    "signer": "0x5baBd4313916Cb1Ffba38272d4Ab396C49afC054",
    "userId": "351034941"
  }
}