TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest req = new AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest();
AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest.CouponPackagePurchaseQueryRequest obj1 = new AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest.CouponPackagePurchaseQueryRequest();
obj1.setPageNumber(1L);
obj1.setPageSize(20L);
req.setQueryRequest(obj1);
AlibabaAlscUnionElemeCouponpackagePurchaseQueryResponse rsp = client.execute(req);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest req = new AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest();
AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest.CouponPackagePurchaseQueryRequestDomain obj1 = new AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest.CouponPackagePurchaseQueryRequestDomain();
obj1.PageNumber = 1L;
obj1.PageSize = 20L;
req.QueryRequest_ = obj1;
AlibabaAlscUnionElemeCouponpackagePurchaseQueryResponse rsp = client.Execute(req);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest;
$query_request = new CouponPackagePurchaseQueryRequest;
$query_request->page_number="1";
$query_request->page_size="20";
$req->setQueryRequest(json_encode($query_request));
$resp = $c->execute($req);

curl -X POST 'http://gw.api.taobao.com/router/rest' \
-H 'Content-Type:application/x-www-form-urlencoded;charset=utf-8' \
-d 'app_key=12129701' \
-d 'format=json' \
-d 'method=alibaba.alsc.union.eleme.couponpackage.purchase.query' \
-d 'partner_id=apidoc' \
-d 'sign=BD4ECB06EF5F315690718A3237120888' \
-d 'sign_method=hmac' \
-d 'timestamp=2025-05-23+19%3A48%3A16' \
-d 'v=2.0' \
-d 'query_request=null'

# -*- coding: utf-8 -*-
import top.api

req=top.api.AlibabaAlscUnionElemeCouponpackagePurchaseQueryRequest(url,port)
req.set_app_info(top.appinfo(appkey,secret))

req.query_request="数据结构示例JSON格式"
try:
	resp= req.getResponse()
	print(resp)
except Exception,e:
	print(e)

pTopRequest pRequest = alloc_top_request();
pTopResponse pResponse = NULL;
pTaobaoClient pClient = alloc_taobao_client(url, appkey, appsecret);
set_api_name(pRequest,"alibaba.alsc.union.eleme.couponpackage.purchase.query");
add_param(pRequest,"query_request","数据结构JSON示例");
pResponse = top_execute(pClient,pRequest,NULL);
printf("ret code:%d\n",pResponse->code);
if(pResponse->code == 0){
	pTopResponseIterator ite = init_response_iterator(pResponse);
	pResultItem pResultItem = alloc_result_item();
	while(parseNext(ite, pResultItem) == 0){
		printf("%s:%s\n",pResultItem->key,pResultItem->value);
	}
	destroy_response_iterator(ite);
	destroy_result_item(pResultItem);
}
destroy_top_request(pRequest);
destroy_top_response(pResponse);
destroy_taobao_client(pClient);

TopClient = require('./topClient').TopClient;
var client = new TopClient({
	'appkey': 'appkey',
	'appsecret': 'secret',
	'REST_URL': 'http://gw.api.taobao.com/router/rest'
});

client.execute('alibaba.alsc.union.eleme.couponpackage.purchase.query', {
	'query_request':'数据结构JSON示例'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<alibaba_alsc_union_eleme_couponpackage_purchase_query_response>
    <data>
        <records>
            <coupon_package_purchase_dto>
                <purchase_id>205151412</purchase_id>
                <purchase_name>采购单</purchase_name>
                <ext_info>{}</ext_info>
            </coupon_package_purchase_dto>
        </records>
        <total_count>100</total_count>
    </data>
    <biz_error_code>0</biz_error_code>
    <biz_error_message>xxx不正确</biz_error_message>
</alibaba_alsc_union_eleme_couponpackage_purchase_query_response>

{
    "alibaba_alsc_union_eleme_couponpackage_purchase_query_response":{
        "data":{
            "records":{
                "coupon_package_purchase_dto":[
                    {
                        "purchase_id":"205151412",
                        "purchase_name":"采购单",
                        "ext_info":"{}"
                    }
                ]
            },
            "total_count":100
        },
        "biz_error_code":"0",
        "biz_error_message":"xxx不正确"
    }
}

<error_response>
    <code>50</code>
    <msg>Remote service error</msg>
    <sub_code>isv.invalid-parameter</sub_code>
    <sub_msg>非法参数</sub_msg>
</error_response>

{
	"error_response":{
		"msg":"Remote service error",
		"code":50,
		"sub_msg":"非法参数",
		"sub_code":"isv.invalid-parameter"
	}
}