按量付费预下单接口

using System;
using System.Collections.Generic;
using Aop.Api;
using Aop.Api.Request;
using Aop.Api.Response;
using Aop.Api.Domain;
using Aop.Api.Util;
namespace SdkDemoTest
{
    public class AlipayAipayAgentPaymentPrecreate
    {
        public static void Main(string[] args)
        {
            // 初始化SDK
            IAopClient alipayClient = new DefaultAopClient(GetAlipayConfig());
            // 构造请求参数以调用接口
            AlipayAipayAgentPaymentPrecreateRequest request = new AlipayAipayAgentPaymentPrecreateRequest();
            AlipayAipayAgentPaymentPrecreateModel model = new AlipayAipayAgentPaymentPrecreateModel();

            // 业务参数与开放平台的预下单接口示例保持一致。
            model.Memo = "青铜套餐";
            model.PayBefore = "2026-09-15T18:00:00+08:00";
            model.Currency = "CNY";
            model.Amount = "0.01";
            model.GoodsName = "天气查询服务";
            model.ServiceId = "API2094383984";
            model.OutTradeNo = "merchant001";

            request.SetBizModel(model);
            // 第三方代调用时设置应用授权令牌。
            // request.PutOtherTextParam("app_auth_token", "<-- 请填写应用授权令牌 -->");
            AlipayAipayAgentPaymentPrecreateResponse response = alipayClient.Execute(request);

            if(!response.IsError)
            {
                Console.WriteLine("调用成功");
            }
            else
            {
                Console.WriteLine("调用失败");
            }
        }

        private static AlipayConfig GetAlipayConfig()
        {
            string privateKey  = "<-- 请填写您的应用私钥，例如：MIIEvQIBADANB ... ... -->";
            string alipayPublicKey = "<-- 请填写您的支付宝公钥，例如：MIIBIjANBg... -->";
            AlipayConfig alipayConfig = new AlipayConfig();
            alipayConfig.ServerUrl = "https://openapi.alipay.com/gateway.do";
            alipayConfig.AppId = "<-- 请填写您的AppId，例如：2019091767145019 -->";
            alipayConfig.PrivateKey = privateKey;
            alipayConfig.Format = "json";
            alipayConfig.AlipayPublicKey = alipayPublicKey;
            alipayConfig.Charset = "UTF-8";
            alipayConfig.SignType = "RSA2";
            return alipayConfig;
        }
    }
}

<?php
require_once '../aop/AopClient.php';
require_once '../aop/AopCertClient.php';
require_once '../aop/AopCertification.php';
require_once '../aop/AlipayConfig.php';
require_once '../aop/request/AlipayAipayAgentPaymentPrecreateRequest.php';

// 初始化SDK
$alipayClient = new AopClient(getAlipayConfig());
// 构造请求参数以调用接口
$request = new AlipayAipayAgentPaymentPrecreateRequest();
$model = array();

// 业务参数与开放平台的预下单接口示例保持一致。
$model['memo'] = "青铜套餐";
$model['pay_before'] = "2026-09-15T18:00:00+08:00";
$model['currency'] = "CNY";
$model['amount'] = "0.01";
$model['goods_name'] = "天气查询服务";
$model['service_id'] = "API2094383984";
$model['out_trade_no'] = "merchant001";

$request->setBizContent(json_encode($model,JSON_UNESCAPED_UNICODE));
// 第三方代调用时，传入应用授权令牌。
$responseResult = $alipayClient->execute($request, null, "<-- 请填写应用授权令牌 -->", null);
$responseApiName = str_replace(".","_",$request->getApiMethodName())."_response";
$response = $responseResult->$responseApiName;
if(!empty($response->code)&&$response->code==10000){
    echo("调用成功");
}
else{
    echo("调用失败");
}

function getAlipayConfig()
{
    $privateKey  = '<-- 请填写您的应用私钥，例如：MIIEvQIBADANB ... ... -->';
    $alipayPublicKey = '<-- 请填写您的支付宝公钥，例如：MIIBIjANBg... -->';
    $alipayConfig = new AlipayConfig();
    $alipayConfig->setServerUrl('https://openapi.alipay.com/gateway.do');
    $alipayConfig->setAppId('<-- 请填写您的AppId，例如：2019091767145019 -->');
    $alipayConfig->setPrivateKey($privateKey);
    $alipayConfig->setFormat('json');
    $alipayConfig->setAlipayPublicKey($alipayPublicKey);
    $alipayConfig->setCharset('UTF-8');
    $alipayConfig->setSignType('RSA2');
    return $alipayConfig;
}

curl 'https://openapi.alipay.com/gateway.do?charset=UTF-8&method=alipay.aipay.agent.payment.precreate&format=json&sign=${sign}&app_id=${appid}&version=1.0&sign_type=RSA2&timestamp=${now}' \
  -F 'app_auth_token=${app_auth_token}' \
  -F 'biz_content={
    "memo":"青铜套餐",
    "pay_before":"2026-09-15T18:00:00+08:00",
    "currency":"CNY",
    "amount":"0.01",
    "goods_name":"天气查询服务",
    "service_id":"API2094383984",
    "out_trade_no":"merchant001"
  }'