{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x1148056ff98811ef702bd843f5064765104d35c6a13db3a002731c23973a8881",
    "signature": "0xf747fe81fbc2beb4ad9ed6c0e29e7b60856ad8362e4593b5a02cfe80b429b22742b48d07c39c9ef3a8447dd444c34d92357fc9eb85f7da96c0faef0f582895d11b",
    "signer": "0x6D0F08ED4F67eD919545fE731F99333c6d85E9B5",
    "userId": "403945940"
  }
}