HTTP - KUCOIN API

代碼	意義
400	Bad Request-- Invalid request format.
401	Unauthorized-- Invalid API Key.
403	Forbidden or Too Many Requests-- The request is forbidden or 違反存取限制.
404	Not Found-- The specified resource cannot be found.
405	Method Not Allowed-- You tried to access the resource with an invalid method.
415	Unsupported Media Type.您需要使用application/json.
500	Internal Server Error-- 我們的伺服器出了問題。請稍後再試。
503	Service Unavailable-- 我們暫時離線進行維護。請稍後再試。