Market Index Subscription

Info

• The push delay of this method is about：5000ms

Market Index Subscription

• Method: index.subscribe
• Parameters:

Parameter Name	Required	Type	Notes
market_list	true	[]string	List of market names

• Example:

// Subscribe to a singular market
{
    "method": "index.subscribe",
    "params": {"market_list": ["BTCUSDT"]},
    "id": 1
}

// Subscribe to multiple markets
{
    "method": "index.subscribe",
    "params": {"market_list": ["BTCUSDT", "ETHUSDT"]},
    "id": 1
}

Market Index Price Push

• Method: index.update
• Parameters:

Parameter Name	Type	Notes
market	string	Market name
index_price	string	Index price

• Example

{
    "method": "index.update",
    "data": {
        "market": "BTCUSDT",
        "index_price": "40000.91"
    }, 
    "id": null
}

Cancel Index Price Subscription

• Method: index.unsubscribe

Parameter Name	Required	Type	Notes
market_list	true	[]string	List of market names. Empty list to unsubscribe to all markets.

• Example:

// Unsubscribe to a singular market
{
    "method": "index.unsubscribe",
    "params": {"market_list": ["ETHUSDT"]},
    "id": 1
}

// Unsubscribe to multiple markets
{
    "method": "index.unsubscribe",
    "params": {"market_list": ["BTCUSDT", "ETHUSDT"]},
    "id": 1
}

// Unsubscribe to all markets
{
    "method": "index.unsubscribe",
    "params": {"market_list": []},
    "id": 1
}