{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xae2449042d3ded3c2ab0e2c474f17bf0e8f4c108353abfaff7156afe7d484121",
    "signature": "0xfb9ac45dc5bfaf0027aac49cf872e3ff8fe8f4d47b592e84a521b9dbfb3600f853d198df8c34de465d68802bd8f467479136dd2333bf1fb720f20d497e9495721b",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}