{
  "manageEntity": {
    "action": "Update",
    "entityId": "799228514",
    "entityType": "Playlist",
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    "nonce": "0x8be75984424c28197415bd93c73fe790123b4be217f95bd855cd7075926a36bf",
    "signature": "0xc796c6389980a1b04dcbdb4a94be45537f31177591925a2ca614e10be6e618fd1e93379d452d416b6686b62bafb78a7778241723b18e5642bdcb889ad59870691b",
    "signer": "0xD115Db1cEcc1cB97e28233b9944C133e7D57adad",
    "userId": "81539"
  }
}