{
  "manageEntity": {
    "action": "View",
    "entityId": "643",
    "entityType": "Notification",
    "nonce": "0x05188f0f07ee8bc54b2e5524014d7f0e8b452fe665878e36e1735b90a7e4cb5d",
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    "signer": "0xf368FaC32c516b93Fc22d224d1b4C93fd4BcA0C2",
    "userId": "643"
  }
}