{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x46b31bafc7d07055c92ed4557fac0abeda8b6352bb31ea3dce6bc5d95f482e9c",
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    "signer": "0x3aF7353Ab58140e3Eae38487Cd5b5297Fa85461C",
    "userId": "869302667"
  }
}