{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x32c444acf95a01e15765728a4944c5a306d7a4084c2713bcaca858133052feac",
    "signature": "0x051a13cf3381089b92c4e5e2cc2160c8c107cdfe59da579c5c239290da66c15c50e43445c0cffb8a8766dbfc1284e9129e3b7bbc36ebef74b8c6d77d56b2e3d11b",
    "signer": "0xd3C903465a9AE0AEe64FA69a42aD93105653725B",
    "userId": "811143290"
  }
}