{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xc1ed9206e83f11c058ac48ce7b8ec106b09ed6ec45213e27c85adf69cae5c549",
    "signature": "0x501f85a782520bea6cf6662cb493b0f0b2be1bd351c9a4f6aaa0f2e85dd16ab248289627c86555667a0215259a956fab1763789cb852fac6e08321f46b071ffe1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}