{
  "manageEntity": {
    "action": "View",
    "entityId": "55500",
    "entityType": "Notification",
    "nonce": "0x768a599e5eca97d6d1a6483d15e6c1caac0e70e95512fd8c00950a28f448fac0",
    "signature": "0x474c3c616ac2f456699989866b34f87b6f337741d3d32cc76e5f5eccda91173512503c7b2636d871f56edcdfb8e0e5b4f788b5373a913627069f15c460e6bc5f1c",
    "signer": "0x2c20538dC7785CD3b403dE74b4C24b9364f57A30",
    "userId": "55500"
  }
}