{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x0abaa21cabc8146a360887d9b30f46aa1b460526c13d9cf3c2b5f355a57c2fe5",
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    "signer": "0xbb0267f3aDDCB81796900cE2f06AC8F20D306795",
    "userId": "771605717"
  }
}