{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x464c83bcc84b368c661ffc3e6ee7d86fdba4069f052ed2c6ba2a22fd167a78fa",
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    "signer": "0x60503113D254c437C2ea4c18d70C8a9e20fD871f",
    "userId": "515269421"
  }
}