{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x34157fdcc23969a2ce53e956f8b7e452f0c05de381687ca6d429cbce0b346ab5",
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    "signer": "0xaCd3122E4721AD0f883028Cf1A939087aE84D9D8",
    "userId": "527636914"
  }
}