{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xd0aca11c4c3b569aabba191431d3df3cfe29033b2815bcb9248fca7baa8d2fdc",
    "signature": "0xa05de60a015a29ac1c835a285ebf70758b63d90e13d4df147544e8e002063e6048a0c5244baa624a67ae9f0653523a28e2b1b98acafc3b1b137ad3b9f78e2f441b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}