curl --location --request GET 'https://api.kucoin.com/api/v1/market/orderbook/level1?symbol=BTC-USDT'{"code":"200000","data":{"time":1729172965609,"sequence":"14609309753","price":"67269","size":"0.000025","bestBid":"67267.5","bestBidSize":"0.000025","bestAsk":"67267.6","bestAskSize":"1.24808993"}}