Summary

• adds Drift Protocol exchange (perps only)
• implements public market data, account endpoints, and tx-based trading
• includes ed25519 signing for tx/execute (accountId + privateKey)

Exchange Info

• name: Drift Protocol
• markets: swap (perp)
• api: https://data.api.drift.trade, DLOB https://dlob.drift.trade
• docs: https://docs.drift.trade
• rateLimit: 250 ms

Implemented Unified Methods

• fetchMarkets, fetchCurrencies
• fetchTicker, fetchTickers, fetchOrderBook, fetchTrades, fetchOHLCV
• fetchMyTrades, fetchOrder, fetchOrders, fetchOpenOrders
• fetchBalance, fetchPositions, fetchFundingHistory
• fetchTransactions, fetchLedger
• createOrder, cancelOrder, cancelAllOrders
• deposit, withdraw

Notes

• perps only; spot markets are used to build currency metadata
• top-of-book + L2 from DLOB endpoints
• signing uses base58 privateKey (ed25519); requires accountId