{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xf0da9e0701838ee7d2e27dd7ff65d03ee57056d4abad1c8408cf11720e89fd52",
    "signature": "0xda8647980ad27e52c45ec533a1f9686a3cdbbdd248e890d3f799615f9cbe02b9520eda52eedd1e10c7a4b93df17de4dea307e9ac59b9c5e515ac6ccb515264021c",
    "signer": "0x674FFC02F71bdD4bD3Ae60c618579EBDD541E397",
    "userId": "787787230"
  }
}