{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x1dc1f1f9d54046eec4ebce0633e11d6b5e9ec1ef328c5aba5c059757aecceca2",
    "signature": "0x2ecc56e419d649a313f524cf59be34b6c6326718aede0c858f5a7fd10727b8697857d686e493ebaca036aa6729ab28d7427f594f54fe11b528eb75f512e4e3df1b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}