https://api.weixin.qq.com/product/coupon/get_list?access_token=xxxxxxx 接口无法正确返回结果 
请求参数"{\"start_create_time\":\"2021/5/15 11:39:44\",\"end_create_time\":\"2021/5/27 11:39:44\",\"status\":2,\"page\":1,\"page_size\":10}"
回包 {"errcode":0,"coupons":[]}  已确认请求参数时间内有n个可用优惠券。
把请求参数改为空如“{}”，则可正常返回，但只返回了状态为3已过期的  {"errcode":0,"coupons":[{"coupon_id":16505536,"type":104,"status":3,"create_time":"2021-04-26 12:03:21","update_time":"2021-05-02 17:43:36","coupon_info":{"name":"也","promote_info":{"promote_type":"PROMOTE_TYPE_LUCKY_COUPON","customize_channel":""},"discount_info":{},"receive_info":{"start_time":1619409801,"end_time":1619496180,"limit_num_one_person":1,"total_num":2},"valid_info":{"valid_type":"COUPON_VALID_TYPE_TIME","start_time":1619409802,"end_time":1619496181},"ext_info":{"valid_time":1619409801,"expired_time":1619496183}},"stock_info":{}}]}
优惠券对运营比较重要，希望官方能够尽快修复此问题。谢谢。