{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x02814eedbd32e37a8e7c82bfe6bdd738c6f4879ceabdcae827466d714cc274e9",
    "signature": "0x77fe2053b19d2e4a7f84566c8f312a20d7eb5de4cc62fceb0b51fe8e8b265bad6d6f1da96062de1dbfac7f94f6113f7f1e85900187cd165ddf0b22a5c3ca276e1c",
    "signer": "0x02a839FDd8Ca94Ea05c26e31d6F6f4C87F339200",
    "userId": "343058537"
  }
}