{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x239177edfa5d3c403b5bdf4eae9942f7038cedba74a1802c218e5d7a9f3f4c28",
    "signature": "0x1764dd61b573ee7965b5c154055577393e73cea9f412b639f0c50f7ff3334603269be20dcf5caecd961c0a8a8eb3f65244b5c13a0a162eb71a7a77e75dd8d93b1b",
    "signer": "0xb8909c41963586dbBe3EbbAB4FC8F1f8E6970Ce2",
    "userId": "435332232"
  }
}