{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3d263bb6e102b5bbfaed32484ed2da86c76a9fa9bd44d2e7a79497c7be17eeeb",
    "signature": "0xed38c5505c1c23d04ad846f4c8b75c7a1cec47dbf77866028dff69cd8c476f663b6e16fcdde93fc694800e30d9f4cbf894ecd4a5cb4f2e9cda629557fe883f521c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}