Premium Index Subscription

Info

• The push delay of this method is: real-time

Premium Index Subscription

• Method: premium.subscribe
• Parameters:

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

• Example:

{
    "method": "premium.subscribe",
    "params": {
        "market_list": ["BTCUSDT", "ETHUSDT"]
    },
    "id": 1
}

Premium Index Push

• Method: premium.update
• Parameters:

Parameter Name	Type	Notes
market	string	Market name
updated_at	int	Timestamp (millisecond)
premium_index	string	Premium Index

• Example:

{
    "method": "premium.update",
    "data": {
        "market": "BTCUSDT",
        "premium_index": "0.0005",
        "updated_at": 1711900800123
    },
    "id": null
}

Unsubscribe to Premium Index

• Method: premium.unsubscribe
• Parameters:

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

• Example:

// Cancel BTCUSDT and ETHUSDT subscriptions
{
    "method": "premium.unsubscribe",
    "params": {
        "market_list": ["BTCUSDT", "ETHUSDT"]
    },
    "id": 1
}

// Cancel all market subscriptions
{
    "method": "premium.unsubscribe",
    "params": {
        "market_list": []
    },
    "id": 1
}