{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "183245",
    "entityType": "User",
    "nonce": "0xb9212fbce83845c6ac1d9dcd9f33b63802c2a88d55c0d33028807d4c8efa6742",
    "signature": "0x3339161b3ef1105e4b373d232adf2c6fd6dc012ed9aedffb70c6b9b4649634347d5f17cdfa4c3a9c940810d554a5757bb82509bfbfdc5d319ba950d5e8fed7e01b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}