{
  "manageEntity": {
    "action": "View",
    "entityId": "667809204",
    "entityType": "Notification",
    "nonce": "0xf8a49b653186c49542b94b7d900b58c6e6bc857427a7f2541479b139a2cfaf0f",
    "signature": "0xc5467ebd6810ab257d446981c82cab229c1fc4394c43ff7dc26a015aae0d39b01a7625ec7cc2b5d68f555ce86ef6d0c3ddd11f9a313b799a86d1b0c9e2adab521b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}