TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
AlitripIeTicketServiceBuyerPaychangeRequest req = new AlitripIeTicketServiceBuyerPaychangeRequest();
req.setExchangeOrderId(123456L);
req.setTraceId("123456");
AlitripIeTicketServiceBuyerPaychangeResponse rsp = client.execute(req, sessionKey);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
AlitripIeTicketServiceBuyerPaychangeRequest req = new AlitripIeTicketServiceBuyerPaychangeRequest();
req.ExchangeOrderId = 123456L;
req.TraceId = "123456";
AlitripIeTicketServiceBuyerPaychangeResponse rsp = client.Execute(req, sessionKey);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new AlitripIeTicketServiceBuyerPaychangeRequest;
$req->setExchangeOrderId("123456");
$req->setTraceId("123456");
$resp = $c->execute($req, $sessionKey);

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=alitrip.ie.ticket.service.buyer.paychange' \
-d 'partner_id=apidoc' \
-d 'session=893be466-59c8-4c68-b873-8b014469ce88' \
-d 'sign=C0801CA01398609ADD721B0183BBBF29' \
-d 'sign_method=hmac' \
-d 'timestamp=2025-04-03+07%3A49%3A58' \
-d 'v=2.0' \
-d 'exchange_order_id=123456' \
-d 'trace_id=123456'

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

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

req.exchange_order_id=123456
req.trace_id="123456"
try:
	resp= req.getResponse(sessionkey)
	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,"alitrip.ie.ticket.service.buyer.paychange");
add_param(pRequest,"exchange_order_id","123456");
add_param(pRequest,"trace_id","123456");
pResponse = top_execute(pClient,pRequest,sessionKey);
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('alitrip.ie.ticket.service.buyer.paychange', {
	'exchange_order_id':'123456',
	'trace_id':'123456'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<alitrip_ie_ticket_service_buyer_paychange_response>
    <error_codes>-3001</error_codes>
    <error_msg>余额不足</error_msg>
    <pay_trade_n_o>123456</pay_trade_n_o>
    <is_success>true</is_success>
</alitrip_ie_ticket_service_buyer_paychange_response>

{
    "alitrip_ie_ticket_service_buyer_paychange_response":{
        "error_codes":"-3001",
        "error_msg":"余额不足",
        "pay_trade_n_o":"123456",
        "is_success":true
    }
}

<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"
	}
}