{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x40510d282f4696fbb17794421c65aad825c79e472940457306911125e6484d9b",
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    "signer": "0x771Ea061Fa0D229A49cd7b74921CA6D304879482",
    "userId": "115980928"
  }
}