{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x70deffc7a456833281847b260b6bf9294fdf756c6c12dcde36e7e75537d63aa6",
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    "signer": "0xeBA0b38CbD16cc25a7FBD3b5961464734762bA05",
    "userId": "557236540"
  }
}