{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58531",
    "entityType": "User",
    "nonce": "0xd134f583c13901439edfbda77e67307069af804abd79b4b35329a4b2a748a9db",
    "signature": "0xd751cbeaa6ffce8ba200792aab0d32cd8c80294a441e83f9c812bb1b3a69fc2a47b6e511d378bdc101c0d2b28328c5a4a9cbd7e5a124bde9a826971080857ab71b",
    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}