{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x245a0b6a69fa00a8a1b6e457688fcb763e16dfcedcf4c2251fbddfe86063ffb5",
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    "signer": "0xe73C39BDeD48cA3Db9192d29C973a731b3deF33f",
    "userId": "55368559"
  }
}