行情 API非展示型方案期貨列出期貨大單足跡列出期貨大單足跡 GET /market-data/futures/footprints/list 擷取期貨大單足跡資料。 Request Responses200401417500OKUnauthorized: Authentication requiredA business logic error triggered when the request cannot be processed due to domain-specific constraints.Internal Server Error.