{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x043bd62ceb5a37a6f1ebc347663d78b9177d8f532f69a58122f36ed6a71f7202",
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    "signer": "0xEF1F6B4216d01760FEf89Cb31b32055eCfaF230a",
    "userId": "423476622"
  }
}