{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x282c8bb80de79e1c00191729e5321b8f1462182473665d4160d4ae502601e3a3",
    "signature": "0x9e1aee5748bf3ee410e8416d5c2c675ffb627b1aac7db6c9b6506c8aac63a22f598bc4d33b26aee6948293265fda0ce883f572bce52e2383d8c995cf2d3a9a131c",
    "signer": "0x481a259Bd7a86786e0C95639CB4D9A488b8671f8",
    "userId": "55623874"
  }
}