K-line Data

Description

Subscribe to candlestick data.

Pushing Frequency

Real Time

Channel

• candles_minute_1
• candles_minute_5
• candles_minute_10
• candles_minute_15
• candles_minute_30
• candles_hour_1
• candles_hour_2
• candles_hour_4
• candles_hour_6
• candles_hour_12
• candles_day_1
• candles_day_3
• candles_week_1
• candles_month_1

Request Parameters

Parameter	Required	Type	Description
event	Yes	String	Operation: subscribe, unsubscribe
channel	Yes	Array	Channel
symbols	Yes	Array	trading pair array

Request Response

Parameter	Type	Description
event	String	Operation: subscribe, unsubscribe
channel	String	Channel
symbols	Array	trading pair array
message	String	Error message

Push Data

Parameter	Type	Description
channel	String	Channel
data	Array	The subscribed data
> s	String	A trading pair
> l	String	Lowest price
> h	String	Highest price
> o	String	Opening price
> c	String	Closing price
> amt	String	Trading unit, the quantity of the quote currency.
> qty	String	Trading unit, the quantity of the base currency, or Cont for the number of contracts.
> tC	String	Number of trades
> sT	Long	Start time
> cT	Long	End time
> ts	Long	Push time (millisecond)

Request Example

{
  "event": "subscribe",
  "channel": ["candles_minute_1"],
  "symbols": ["BTC_USDT_PERP"]
}

Push Data Example

{
  "channel": "candles_minute_1",
  "data": [
    ["BTC_USDT_PERP","91883.46","91958.73","91883.46","91958.73","367.68438","4",2,1741243200000,1741243259999,1741243218348]
  ]
}