{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd54aa56e28a8c98f5039078b64540d20273b4e2d24ebe2c7e09ef5326f0d84e5",
    "signature": "0x135f56ac6586d475895a95322353412cc99951a203b8210f6dda0176a864a62b64e9c46951269d3e1ad47c3dbe890b65ef2f7a7087e5ed05a9528a555f92fb441b",
    "signer": "0x71d32288cAa12eFeB3233E78Dd2B45De8ad0F20c",
    "userId": "592020100"
  }
}