{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x9357fac580d081cdcad1be63b4921df803b312d2d58b2111dfef2928944931dc",
    "signature": "0xcd5fa4e9601a2e3c49c1ddad845b3e68331c0950969badc0071e5db9d19e84d1684eef131c3dd4eb9642684f11727700d79c256778c8fbb36c09f568aa6b56b91c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}