{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xfcbf36aa49ce536afe38a293b07c6f203f4205a342345433471869d9fd72ebf2",
    "signature": "0x460569fe289d483bcc44fbcc0d04e1ee2e7615c10c036bcde34975e2e3b3b7f147e00485ba3bb9185beae1e7b3b7edbbd4950fd4db31e94eabd1e9f87d63c0e81c",
    "signer": "0x3fb1bfc1A904DCb211FDe58A7203F73e6a4D6668",
    "userId": "379730232"
  }
}