{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x612f294d002846a6cb5c0979624ec34a513a8799ef94f45d34d48f139324d85e",
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    "signer": "0xD3cd5b6Bf4C27319928ad492De824Cf7e3fcdD7F",
    "userId": "93719835"
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}