{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x56af8cabc073a59b7d381dd822bac96bd444e9b985d82d7b8b029bd06507804e",
    "signature": "0x9e1b972faf9e21645b15971b455aacf4543c3d59c41ffbec8c2fc9ebcc5773a92a897e2c3fe3993d6ed4dca4a41d36454a176da222e3c8a90da68727e9f15f111c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}