订阅修改接口

package com.java.sdk.demo;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.AlipayConfig;
import com.alipay.api.domain.SubscriptionItem;
import com.alipay.api.response.AlipayTradeSubscriptionModifyResponse;
import com.alipay.api.domain.AlipayTradeSubscriptionModifyModel;
import com.alipay.api.request.AlipayTradeSubscriptionModifyRequest;

import com.alipay.api.FileItem;
import java.util.Base64;
import java.util.ArrayList;
import java.util.List;

public class AlipayTradeSubscriptionModify {

    public static void main(String[] args) throws AlipayApiException {
        // 初始化SDK
        AlipayClient alipayClient = new DefaultAlipayClient(getAlipayConfig());

        // 构造请求参数以调用接口
        AlipayTradeSubscriptionModifyRequest request = new AlipayTradeSubscriptionModifyRequest();
        AlipayTradeSubscriptionModifyModel model = new AlipayTradeSubscriptionModifyModel();
        
        // 设置扩展参数
        model.setExtendParams("{\"key\":\"value\"}");
        
        // 设置自定义退款金额（单位：分）
        model.setRefundAmount(100L);
        
        // 设置更新类型
        model.setModifyType("UPGRADE");
        
        // 设置是否保持计费周期不变
        model.setPreserveBillingCycle(true);
        
        // 设置支付金额
        model.setPayAmount(100L);
        
        // 设置订阅项目信息
        List<SubscriptionItem> items = new ArrayList<SubscriptionItem>();
        SubscriptionItem items0 = new SubscriptionItem();
        items0.setQuantity("10");
        items0.setCouponId("9WJ36SEC");
        items0.setItemId("2026032012314");
        items0.setPriceId("202603201234567889");
        items0.setSourceQuantity("10");
        items0.setTargetQuantity("100");
        items.add(items0);
        model.setItems(items);
        
        // 设置是否在当前周期结束时取消订阅
        model.setCancelAtPeriodEnd(true);
        
        // 设置更新描述
        model.setDescription("升级订阅");
        
        // 设置订阅标题
        model.setSubscribeTitle("订阅月会员");
        
        // 设置订阅id
        model.setSubscriptionId("20260320123156789");
        
        request.setBizModel(model);
        // 第三方代调用模式下请设置app_auth_token
        // request.putOtherTextParam("app_auth_token", "<-- 请填写应用授权令牌 -->");

        AlipayTradeSubscriptionModifyResponse response = alipayClient.execute(request);
        System.out.println(response.getBody());

        if (response.isSuccess()) {
            System.out.println("调用成功");
        } else {
            System.out.println("调用失败");
            // sdk版本是"4.38.0.ALL"及以上,可以参考下面的示例获取诊断链接
            // String diagnosisUrl = DiagnosisUtils.getDiagnosisUrl(response);
            // System.out.println(diagnosisUrl);
        }
    }

    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.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;
    }
}

<?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/AlipayTradeSubscriptionModifyRequest.php';

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

// 设置扩展参数
$model['extend_params'] = "{\"key\":\"value\"}";

// 设置自定义退款金额（单位：分）
$model['refund_amount'] = 100;

// 设置更新类型
$model['modify_type'] = "UPGRADE";

// 设置是否保持计费周期不变
$model['preserve_billing_cycle'] = true;

// 设置支付金额
$model['pay_amount'] = 100;

// 设置订阅项目信息
$items = array();
$items0 = array();
$items0['quantity'] = "10";
$items0['coupon_id'] = "9WJ36SEC";
$items0['item_id'] = "2026032012314";
$items0['price_id'] = "202603201234567889";
$items0['source_quantity'] = "10";
$items0['target_quantity'] = "100";
$items[] = $items0;
$model['items'] = $items;

// 设置是否在当前周期结束时取消订阅
$model['cancel_at_period_end'] = true;

// 设置更新描述
$model['description'] = "升级订阅";

// 设置订阅标题
$model['subscribe_title'] = "订阅月会员";

// 设置订阅id
$model['subscription_id'] = "20260320123156789";

$request->setBizContent(json_encode($model,JSON_UNESCAPED_UNICODE));
// 如果是第三方代调用模式，请设置app_auth_token（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;
}

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 AlipayTradeSubscriptionModify
    {
        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
            AlipayTradeSubscriptionModifyRequest request = new AlipayTradeSubscriptionModifyRequest();
            AlipayTradeSubscriptionModifyModel model = new AlipayTradeSubscriptionModifyModel();
            
            // 设置扩展参数
            model.ExtendParams = "{\"key\":\"value\"}";
            
            // 设置自定义退款金额（单位：分）
            model.RefundAmount = 100;
            
            // 设置更新类型
            model.ModifyType = "UPGRADE";
            
            // 设置是否保持计费周期不变
            model.PreserveBillingCycle = true;
            
            // 设置支付金额
            model.PayAmount = 100;
            
            // 设置订阅项目信息
            List<SubscriptionItem> items = new List<SubscriptionItem>();
            SubscriptionItem items0 = new SubscriptionItem();
            items0.Quantity = "10";
            items0.CouponId = "9WJ36SEC";
            items0.ItemId = "2026032012314";
            items0.PriceId = "202603201234567889";
            items0.SourceQuantity = "10";
            items0.TargetQuantity = "100";
            items.Add(items0);
            model.Items = items;
            
            // 设置是否在当前周期结束时取消订阅
            model.CancelAtPeriodEnd = true;
            
            // 设置更新描述
            model.Description = "升级订阅";
            
            // 设置订阅标题
            model.SubscribeTitle = "订阅月会员";
            
            // 设置订阅id
            model.SubscriptionId = "20260320123156789";
            
            request.SetBizModel(model);
            // 第三方代调用模式下请设置app_auth_token
            // request.PutOtherTextParam("app_auth_token", "<-- 请填写应用授权令牌 -->");

            AlipayTradeSubscriptionModifyResponse 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;
        }
    }
}

{"alipay_trade_subscription_modify_response":{"code":"20000","msg":"Service Currently Unavailable","sub_code":"isp.unknow-error","sub_msg":"系统繁忙"},"sign":"ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE"}