{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "230426",
    "entityType": "User",
    "nonce": "0x6e80c4cb15d89d8513ab52adad7ae9e55771e699b36ed2d34d91f0e8f17213a6",
    "signature": "0x5fe99f76619176f890a3c7c79394b394eefe7d0b37078afee72f18f36e2ffff128389c0cfd52c2304967ce94f4a3cab9b40124c1bfb8428776efd001245a2c8c1c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}