{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7b42dea3084e63647b29b9c71decd1a616e921f20261e46c139f0505edaf6d6f",
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    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}