{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x605b198e82662c71c19393d71c04b6c63198c460cd8b3d9df5a511bb923a9a9a",
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    "signer": "0x2b4664d9E28380466C2B17959303f1C6E188Ab86",
    "userId": "800744597"
  }
}