{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa0da8c7bdda5c44eb5709d679d022aaee3e8ad5bf7ef7e818ebb9de4e7ed74ea",
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    "signer": "0x3e72856C91ee94396ef3C36440B67b648b82bC86",
    "userId": "108788500"
  }
}