{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3149c2ae753093a67960d80e5f0de4173c16dcb95bc6b2b8a44b831a21036f1a",
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    "signer": "0x2C03Cf112F16b042DD4D178637Bc27eff97B9ca0",
    "userId": "99878403"
  }
}