{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2dbeb4fd3cc8111fec7d91823b1988682e01c829921698cf4912946c8c68cd8c",
    "signature": "0x7db0b3df0ade71548efe5d16ac07566f0236ebdb0dcffdd48b8a430c5002810779af696d68b569f8a7c574ce4ae50f3866d8b3fe3ffae877d6f738c48d8abdac1c",
    "signer": "0xbD185B7c9bc8B9205be401cffF0718b9905D950C",
    "userId": "435630935"
  }
}