{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xc924214a588bfcb1081ae7e87840347560c96dffc9611ba6d75255358cd2e909",
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    "signer": "0x469b60BEf6Bcc17860E5bC51d664728641c92294",
    "userId": "578032287"
  }
}