{
  "manageEntity": {
    "action": "View",
    "entityId": "639306401",
    "entityType": "Notification",
    "nonce": "0xaa8f574ca856746de42dc798c1448c66738e9686a13005021f4ddca8b91a6fe6",
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    "signer": "0x6e8091305075B855672CA0d738FbF17D4bb8d54F",
    "userId": "639306401"
  }
}