{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x5da7013594c80e4e490e21944bce3043b1180f68414febe0470768e1fb8ac8b8",
    "signature": "0xe3385044f2a39869ebf5458cde62140581a60f93d6d47d5bfec96071e7f3834a62fdf668bf3ac40e6e48ed68f697b7f45adbd88bdb3527ffd1906ad81786068a1c",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}