{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xdd5718ef699916dcdac09876a91bbdf7f12fe7c0c5899243f2b7348ff307f64f",
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    "signer": "0xBF257651CD86764755C0fB349FC1b95fecDA830a",
    "userId": "536394716"
  }
}