{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6c88a0ee5cfbfce1dbcbdf4c1531d3e7e6bc85cf7f53a65890e1e37dc26353b2",
    "signature": "0xb865514448bdda0c24b7c6f19f72565a6b39dcb664fe22ea6a36f5d81ade8a3e7dc3613d8ed743b5ffccf6d0687df9203bcc3ec7be681c4bd85799621d0753121c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}