#2.連接商戶key:
act_name=3333321ss&client_ip=118.89.65.223&mch_billno=a0000000000000000001&mch_id=1529243621&nonce_str=905Qh0J59d69JjDtD7QkyRAm576kh5hU&re_openid=oiW0l03-60UfHJfo0olLt3wOLb0E&remark=111&remark=222dddd&send_name=111&sign_type=HMAC-SHA256&total_amount=100&total_num=1&wishing=2222&wxappid=wx7be0736b916a50f1&key=aVumz6nk2w9JE2HXwl5fwCV0711J5M9Q
sign=72BA838444C5CEF4225371AF0352BFE3EF59039C83A328D7B0E3FB5A23724CFD
得到最終XML結構
72BA838444C5CEF4225371AF0352BFE3EF59039C83A328D7B0E3FB5A23724CFD
但是把該XML發送至接口提示簽名錯誤.
已使用utf-8編碼..測試MD5簽名方式已成功.HMAC-SHA256失敗