TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
AlibabaIcbuAmesVaLetterGetRequest req = new AlibabaIcbuAmesVaLetterGetRequest();
req.setAccountType("SG/EU/US");
req.setUserId("123456");
AlibabaIcbuAmesVaLetterGetResponse rsp = client.execute(req);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
AlibabaIcbuAmesVaLetterGetRequest req = new AlibabaIcbuAmesVaLetterGetRequest();
req.AccountType = "SG/EU/US";
req.UserId = "123456";
AlibabaIcbuAmesVaLetterGetResponse rsp = client.Execute(req);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new AlibabaIcbuAmesVaLetterGetRequest;
$req->setAccountType("SG/EU/US");
$req->setUserId("123456");
$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.icbu.ames.va.letter.get' \
-d 'partner_id=apidoc' \
-d 'sign=F1B8180A7EAE7EDE788E8574B74B2683' \
-d 'sign_method=hmac' \
-d 'timestamp=2025-05-08+11%3A29%3A05' \
-d 'v=2.0' \
-d 'account_type=SG%2FEU%2FUS' \
-d 'user_id=123456'

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

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

req.account_type="SG/EU/US"
req.user_id="123456"
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.icbu.ames.va.letter.get");
add_param(pRequest,"account_type","SG/EU/US");
add_param(pRequest,"user_id","123456");
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.icbu.ames.va.letter.get', {
	'account_type':'SG/EU/US',
	'user_id':'123456'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<alibaba_icbu_ames_va_letter_get_response>
    <download_url>https://onetouch-bucket-daily.oss-cn-beijing.aliyuncs.com/test/2212387260405_Alibaba%20Pay%E6%94%B6%E6%AC%BE%E8%B4%A6%E5%8F%B7%E5%B1%95%E7%A4%BA.pdf</download_url>
    <description>全球（新加坡）收款账号</description>
    <digest>dada677361e33c7e7bfc10170bf551d6</digest>
</alibaba_icbu_ames_va_letter_get_response>

{
    "alibaba_icbu_ames_va_letter_get_response":{
        "download_url":"https:\/\/onetouch-bucket-daily.oss-cn-beijing.aliyuncs.com\/test\/2212387260405_Alibaba%20Pay%E6%94%B6%E6%AC%BE%E8%B4%A6%E5%8F%B7%E5%B1%95%E7%A4%BA.pdf",
        "description":"全球（新加坡）收款账号",
        "digest":"dada677361e33c7e7bfc10170bf551d6"
    }
}

<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"
	}
}