如题，使用的证书是服务商的证书，请求的json里的belong_merchant和available_merchants，都是用服务商平台的特约商户的商户号 [图片] 但是都是报 [图片] 请求json {     "stock_name":"测试券",     "belong_merchant":"签约商户号",     "available_begin_time":"2020-08-12T21:27:48.000+08:00",     "available_end_time":"2020-08-14T13:03:48.000+08:00",     "stock_use_rule":{         "max_coupons":100,         "max_amount":10000,         "max_coupons_per_user":1,         "natural_person_limit":true,         "prevent_api_abuse":true     },     "coupon_use_rule":{         "coupon_available_time":{             "fix_available_time":{                 "available_week_day":[0,1,2,3,4,5,6],                  "begin_time":0,               "end_time":3600             },             "second_day_available":false         },         "fixed_normal_coupon":{             "coupon_amount":100,             "transaction_minimum":100         },         "trade_type":["FACE","OTHER","CARD","PPAY"],         "combine_use":false,        "available_merchants":["签约商户号"]     },     "no_cash":true,     "stock_type":"NORMAL",     "out_request_no":"160103303620200812212642bL8ok27" }