Testing fetchPrice(BTC-USDT-SWAP)...
BTC price: 77,969.50
Testing fetchPrice(ETH-USDT-SWAP)...
ETH price: 2,449.43
Testing fetchCandles(BTC-USDT-SWAP, 1H, 10)...
Candles OK, count=10
Last candle: close=77,969.50 time=2026-08-29 17:00