{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x17c707590ce1a6f2f4be99835afea2d7df10a1ab42e421d1cfa35ad3158e8ba8",
    "signature": "0x3056bab794b846e59b0c52d2edf283f8f5ef4dd7b4a786685bd9e7273e6b15543f77422ec5e027c8b8b9dd5aa770099889cde2463168c1e1ce9710d9a9a783701c",
    "signer": "0x7fB23CaDa61ACB0c4fCc650FDE57c3B812d4A5f4",
    "userId": "66130"
  }
}