{
  "manageEntity": {
    "action": "View",
    "entityId": "667809204",
    "entityType": "Notification",
    "nonce": "0x2621929aa9809509f8b887b1dec8ecd49ce43eb987ef8395b6ba9e23dbb58c3a",
    "signature": "0xdf5b3f63c7a958379f0b8bfcff2efcf203df0d715e0a1a254a33dfbaa8b5c88a43ba0b11c3697b9e4217505ffa062b2c7aa6e716ccc3e0baf9c4f751feeea4e91b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}