{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xac40dbcfc58a912f6c23f7b057865ef0bdc751e1ab7319e8dd0acaca5a8118ee",
    "signature": "0x51152538b9377c8a35e18d86c78a273f180b51ba302c3ab75515a63aaf1a831a777cbb2b2bc0525a96a6c7b672789048662ffd12ea3b5383362fdf8c58b448e51b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}