{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xcef67701f0dc3110d7bfeba54fdecea9b6778d5b417838b98bc2d22ee5370fd3",
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    "signer": "0x4bEB7D64408E377BC0cE5706956846D437acF8BA",
    "userId": "147968817"
  }
}