{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6f7e2941a33774a3442e37927160f7fef5d63deaf2b7ca24a0a86fe3613f4143",
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    "signer": "0xec5B6374874eE26bb4E0a4931a60842B7A2a968F",
    "userId": "503714362"
  }
}