{
  "manageEntity": {
    "action": "View",
    "entityId": "1683",
    "entityType": "Notification",
    "nonce": "0x457822a932d3f0f81ac323cabf3354361f914c19e7ffbd889fe2553aeede7a9c",
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    "signer": "0xa57593F3a1A5195a04478EbE63b027bE3f1466C5",
    "userId": "1683"
  }
}