{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x7b4394802c640b879153accada4b1ce44f43e326fc23f4dff820b936ab0d4200",
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    "signer": "0x7c2eB52f5ef3861ddC76dB4a1a6e823975c4C537",
    "userId": "76237512"
  }
}