{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xe57f9e3cb9dec6be2d147a5126e6609936e923191a31f8231efccef9febc13f8",
    "signature": "0x57dae459044b7fb7c5dd18cfe3dfdb6273348e6731aab527ef99ff33077548c54153b818af224cd3f2a696f5ed7862cf24f104051e0c85c8f1b9d20f2b1369d81b",
    "signer": "0xA4f8F04aea91a96555C278a3F006Ba7b6be12A69",
    "userId": "739209316"
  }
}