{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9d8f8cdd5c62c47f9b7600a1dd887f2b9c9aa6e5a002a9a1dfac846eb0d30a1d",
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    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}