{
  "manageEntity": {
    "action": "Update",
    "entityId": "462941473",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera3xuggl2nlmkthpijy3jt3idlgdle4whsmf7rqoqdjg7lwmnjyyba\",\"data\":{\"name\":\"アヤト\",\"handle\":\"maxamed\",\"location\":\"Erigavo\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x35f0ab679cb6d1a2be18de4f583cb6047879be1f9c2d746319ad46f936a7d8a1",
    "signature": "0x4397cb6c0463a7920474f0a3f2a3ffa221ccdde6a7d8c5f0bc74afbe8f4074d43268bb658e39587a731dd9f6064a9f6ab429657270c928121ab1e4c66708f23f1c",
    "signer": "0x4b55B869f3489aE4Cd937585e3eb401B84E0C66D",
    "userId": "462941473"
  }
}