{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x955fbe8fa81b0c44a1f5ca176c2589d93ea0643aa9d4186e3d6b2761786df70c",
    "signature": "0xef92f06b55448b0e0b36a932b2b69a0ad508ef4f023a0f3edf176ca387047ffc19d4c4ae120944177dbb916944be6095efc60bed859cea5ebd74f34e47dd7bdd1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}