错误提示
请求参数格式错误:字段【sign】may not be empty;字段【outTradeNo】may not be empty;字段【requestNum】may not be empty;字段【subject】may not be empty;字段【amount】may not be empty;字段【subBizData】may not be empty
请求参数格式错误:字段【sign】may not be empty;字段【outTradeNo】may not be empty;字段【requestNum】may not be empty;字段【subject】may not be empty;字段【amount】may not be empty;字段【subBizData】may not be empty