Kline

Subscribe to the klines stream.

tip

If confirm=true, this means that the candle has closed. Otherwise, the candle is still open and updating.

Available intervals:

• 1 3 5 15 30 (min)
• 60 120 240 360 720 (min)
• D (day)
• W (week)
• M (month)

Push frequency: 1-60s

Topic:
kline.{interval}.{symbol} e.g., kline.30.BTCUSDT

Response Parameters

Parameter	Type	Comments
topic	string	Topic name
type	string	Data type. snapshot
ts	number	The timestamp (ms) that the system generates the data
data	array	Object
> start	number	The start timestamp (ms)
> end	number	The end timestamp (ms)
> interval	string	Kline interval
> open	string	Open price
> close	string	Close price
> high	string	Highest price
> low	string	Lowest price
> volume	string	Trade volume
> turnover	string	Turnover
> confirm	boolean	Weather the tick is ended or not
> timestamp	number	The timestamp (ms) of the last matched order in the candle

Subscribe Example

const socket = new WebSocket('wss://stream-testnet.zoomex.com/v3/public/linear');

socket.onopen = function() {
  const subscribeMsg = {
    "op": "subscribe",
    "args": ["kline.5.BTCUSDT"]
  };
  socket.send(JSON.stringify(subscribeMsg));
};

socket.onmessage = function(event) {
};

socket.onclose = function(event) {
};

Response Example

{
    "topic": "kline.5.BTCUSDT",
    "data": [
        {
            "start": 1672324800000,
            "end": 1672325099999,
            "interval": "5",
            "open": "16649.5",
            "close": "16677",
            "high": "16677",
            "low": "16608",
            "volume": "2.081",
            "turnover": "34666.4005",
            "confirm": false,
            "timestamp": 1672324988882
        }
    ],
    "ts": 1672324988882,
    "type": "snapshot"
}