Type Alias: WSConnectionCategory

type WSConnectionCategory = "public" | "market" | "private";

For some products, topics are broken down into 3 endpoint/connection categories: https://developers.binance.com/docs/derivatives/usds-margined-futures/websocket-market-streams/Important-WebSocket-Change-Notice#public--market-combined-subscriptions

• Public (high frequency market data, e.g. book updates)
• Market (general market data)
• Private (account data, user data stream)