{
  "manageEntity": {
    "action": "Update",
    "entityId": "458457390",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierakdqazudczul2fxhpmzxuuh72or6ycbqbxbkcxsucbd4sndoazm7a\",\"data\":{\"name\":\"1\",\"handle\":\"ltkaixin\",\"location\":\"Osaka\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x1321aa28dab499daf66974a829c27e358c66c3a2f53e7658af43c24bfd3a4be5",
    "signature": "0x3b86b22e8b880d6b670ed3633f1155cebc308257db45ce0ae9ca6c7bd18755d87aa7aa5980e52ca899973bd23e50cd41501dbaf73e0fac735c6b1503461c8d7f1c",
    "signer": "0x0e3BAB3126A1305F56466D2DB84b61cAA9Eb5433",
    "userId": "458457390"
  }
}