{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x19bb314409613622deb4b935d9d36c3d0b4b41a42d5d2d39232b1b5b8d1a4f7f",
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    "signer": "0xf9B1BA5AD05F4c3D9d2c556317AE8caAaCDe6bBE",
    "userId": "685461559"
  }
}