paymob QB冲值接口

 static string PostPaymob()
        {
            string url = "http://www.paymob.cn/getorderinfo/index";
            //统一分配的商户代码spid
            string spid = "";
            string sppwd = "";
            //商户订单号
            string sporder = DateTime.Now.ToString("yyyyMMddHHmmss");
            string price = "1";
            string spzdy = DateTime.Now.ToString("yyyyMMddHHmmss");
            string uid = "13579981";
            string ip = "";
            string paytype = "2";
            //流量业务：默认1为充流量
            //Q币业务：充Q币为2；会员为11；蓝钻为6 红钻为7 黄钻为8 绿钻为12 DNF黑钻为14 QQ炫舞紫钻为13 粉钻 15 QQ飞车紫钻  16 QQ音速紫钻  17 话费业务：默认3为充话费
            //英雄联盟点卡业务：默认4为充英雄联盟点卡 话费慢充业务：18 流量红包：20
            string smallcategories = "2";
            //流量区域 0 国内流量；1 省网流量 其他业务为0
            string flowratetype = "0";
            string timestamp = DateTime.Now.ToString("yyyyMMddHHmmss");
            string sign = spid + sporder + price + uid + ip + paytype + flowratetype + sppwd;
            //城市区号
            string areaCode = "";
            //游戏点卡区号
            string in_acc_type = ""; 
            sign = Utils.ToMD5String(sign, "utf-8").ToLower();

            StringBuilder sb = new StringBuilder();
            sb.Append("spid=").Append(spid);
            sb.Append("&sporder=").Append(sporder);
            sb.Append("&price=").Append(price);
            sb.Append("&spzdy=").Append(spzdy);
            sb.Append("&uid=").Append(uid);
            sb.Append("&ip=").Append(ip);
            sb.Append("&paytype=").Append(paytype);
            sb.Append("&smallcategories=").Append(smallcategories);
            sb.Append("&timestamp=").Append(timestamp);
            sb.Append("&sign=").Append(sign);
            sb.Append("&flowratetype=").Append(flowratetype);
            sb.Append("&areaCode=").Append(areaCode);
            sb.Append("&in_acc_type=").Append(in_acc_type);

            string result = Utils.GetPostUrlString(url, sb.ToString());

            return result;
        }