{
  "manageEntity": {
    "action": "Update",
    "entityId": "819530730",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierajlt3rx4majqzpynvn7gz37wfz2t2ghs5izefbtavlpmtuc7oerta\",\"data\":{\"name\":\"Valery Preobrazhenskiy\",\"handle\":\"Valery_Preobrazhenskiy\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x9703fb082df3a6c5ab5853a0913eccceee22bf51abbcdba045a264e88326262a",
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    "signer": "0xa5Ca6c6a8CDe087d3F6DDc71f2745F9787FED97C",
    "userId": "819530730"
  }
}