{
  "manageEntity": {
    "action": "View",
    "entityId": "121018469",
    "entityType": "Notification",
    "nonce": "0xa3197c733813022b1a0b1f8442bfd34181d8a7b192ca4dcbe5032fd33868566e",
    "signature": "0xc4579011e1bf1507842f162c9f6e71eba202f840cc860daf4f05cff01991c35c2c56934c06f2c39c926380d9999ad51540ad659b50dfc29dcdccf4c8a648bf901c",
    "signer": "0x29DA29cFDe586469112dA8593Fcb9B91e30468e1",
    "userId": "121018469"
  }
}