Có ai có thể cung cấp mã cho websocket của Binance để truy vấn dữ liệu k-line không? Tôi đã cố gắng gọi API, nhưng nó trả về dữ liệu k-line không đầy đủ, không thể chuyển đổi thành json. Giao diện: wss://stream.binance.com:9443/ws/ethusdt_swap@continuousKline_1h “E”:“depthUpdate”,“E”:1623312213713”, “s”:“ETHUSDT”,“U”:8510952753, “u”:8510952961, “b”:[[“2540.99000000”,“13.09389000”],[“2540.93000000”,“0.00000000”],[“2540.92000000”,“0.00000000”],[“2540.91000000”,“0.00000000”],[“2540.80000000”,“0.00000000”],[“2540.79000000”,“0.00000000”],[“2540.77000000”,“2.00000000”],[“2540.70000000”,“8.33913000”],[“2540.69000000”,“0.00000000”],[“2540.68000000”,“4.50652000”],[“2540.64000000”,“0.00000000”],[“2540.63000000”,“8.25414000”],[“2540.62000000”,“0.00000000”],[“2540.61000000”,“0.00000000”],[“2540.60000000”,“15.29662000”],[“2540.59000000”,“0.00000000”],[“2540.56000000”,“1.00000000”],[“2540.52000000”,“0.00000000”],[“2540.41000000”,“0.00000000”],[“2540.40000000”,“0.00000000”],[“2540.34000000”,“0.78701000”],[“2540.33000000”,“6.05042000”],[“2540.32000000”,“0.00000000”],[“2540.28000000”,“0.06000000”],[“2540.24000000”,“3.00000000”],[“2540.23000000”,“1.45969000”],[“2540.02000000”,“0.00000000”],[“2539.96000000”,“0.00000000”],[“2539.95000000”,“0.78701000”],[“2539.92000000”,“0.75000000”],[“2539.91000000”,“0.00000000”],[“2539.86000000”,“3.45921000”],[“2539.78000000”,“1.50000000”],[“2539.75000000”,“0.57789000”],[“2539.57000000”,“0.97362000”],[“2539.54000000”,“0.40000000”],[“2539.52000000”,“11.83766000”],[“2539.50000000”,“0.00000000”],[“2539.39000000”,“0.00000000”],[“2539.26000000”,“0.50000000”],[“2539.25000000”,“2.42350000”],[“2539.18000000”,“0.00000000”],[“2539.17000000”,“0.00000000”],[“2539.06000000”,“0.62210000”],[“2538.97000000”,“0.00000000”],[“2538.82000000”,“0.00000000”],[“2538.24000000”,“0.00000000”],[“2537.89000000”,“0.82119000”],[“2536.29000000”,“0.00000000”],[“2535.95000000”,“0.00000000”],[“2535.90000000”,“2.40000000”],[“2535.12000000”,“0.00000000”],[“2535.00000000”,“38.23580000”],[“2534.65000000”,“2.01999000”],[“2534.56000000”,“0.00000000”],[“2531.97000000”,“0.00000000”],[“2531.84000000”,“0.66348000”],[“2531.68000000”,“0.15783000”],[“2530.98000000”,“0.15788000”],[“2526.15000000”,“3.52033000”],[“2525.57000000”,“0.00000000”],[“2514.33000000”,“0.07950000”]],“a”:[[“2540.99000000”,“0.00000000”]