{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb91d2658c9213b7a83a8177bb92edca2f6eb291a3c3ca900b6b08cb97c99a4f0",
    "signature": "0x8d64e25940e3bfe9b79443913332821ce65f58f0338609e985f794211ec09fdc28cecdf8987a69607a452148e74519e298f365087c1061935b164d18b8fe72721b",
    "signer": "0x2d605901F4DDd5De51e526E8E2ADF7aC0a19c248",
    "userId": "5352096"
  }
}