指數價格

{
  "id": 1545910660740,
  "type": "subscribe",
  "topic": "/indicator/index:USDT-BTC",
  "response": true
}

{
    "id":"5c24c5da03aa673885cd67a0",
    "type":"message",
    "topic":"/indicator/index:USDT-BTC",
    "subject":"tick",
    "data":{
        "symbol": "USDT-BTC",
        "granularity": 5000,
        "timestamp": 1551770400000,
        "value": 0.0001092
    }
}

Topic: /indicator/index:{symbol0},{symbol1}...

訂閱此topic，可獲取槓桿交易使用的指數價格。 目前支持的指數價格見：目前支持的交易對列表