{
  "action": "subscribe",
  "channels": [
    {
      "name": "foreign.G1.json",
      "symbols": [
        "HPG"
      ]
    }
  ]
}

{
  "T": "f",
  "boardId": "G1",
  "buyTradedAmount": 17703665000,
  "buyVolume": 842500,
  "foreignInvestorTypeCode": "10",
  "foreignerBuyPossibleQuantity": 2453576846,
  "foreignerOrderLimitQuantity": 2393988233,
  "marketId": "STO",
  "multicastReceiveTime": {
    "Nanos": 601985803,
    "Seconds": 1787122808
  },
  "sellTradedAmount": 47417210000,
  "sellVolume": 2257300,
  "symbol": "HPG",
  "totalBuyTradedAmount": 32616877100,
  "totalBuyVolume": 1605324,
  "totalSellTradedAmount": 62332478100,
  "totalSellVolume": 3020222,
  "tradingSessionId": "40",
  "transactTime": "070000049"
}