{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1419727",
    "entityType": "User",
    "nonce": "0xf13e2d981872986c5387e6957c049282a0ce8b4b7520d79df90b0b199912a8b9",
    "signature": "0xf306daf8a7d9aa1bd59f5440d636f7b364b40cb573074430bda9a2bf6c5f42d976f1f8ba2a27c6bea7235c62d6513a22040997c8247570940cb6a1deae2b4b501c",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}