{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "956299384",
    "entityType": "User",
    "nonce": "0x53382800f8a1a933475daaa8f402efd4197cf3c2f63357cabb83a443c7c519bb",
    "signature": "0x136b1b105564376b7d2bbefb9899815d4e7b3e6e7125822b54fba65f3ed1e35e1488870d851e1685d827bff555ebf418a4ceaee7273c836eadd5d6a8905821051b",
    "signer": "0xbFb50A78AC0aCe0B7123454D110390E4bE826E45",
    "userId": "834585772"
  }
}