TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
TrainAgentReturnordersGetVtwoRequest req = new TrainAgentReturnordersGetVtwoRequest();
req.setAgentId(123L);
req.setOffline(0L);
TrainAgentReturnordersGetVtwoResponse rsp = client.execute(req, sessionKey);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
TrainAgentReturnordersGetVtwoRequest req = new TrainAgentReturnordersGetVtwoRequest();
req.AgentId = 123L;
req.Offline = 0L;
TrainAgentReturnordersGetVtwoResponse rsp = client.Execute(req, sessionKey);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new TrainAgentReturnordersGetVtwoRequest;
$req->setAgentId("123");
$req->setOffline("0");
$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=taobao.train.agent.returnorders.get.vtwo' \
-d 'partner_id=apidoc' \
-d 'session=8b6d6ea6-be4c-42eb-9ae5-593b2083f37c' \
-d 'sign=77B2A326A8D8EB0EC9F9995614CA0A50' \
-d 'sign_method=hmac' \
-d 'timestamp=2019-03-21+07%3A07%3A30' \
-d 'v=2.0' \
-d 'agent_id=123' \
-d 'offline=0'

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

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

req.agent_id=123
req.offline=0
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,"taobao.train.agent.returnorders.get.vtwo");
add_param(pRequest,"agent_id","123");
add_param(pRequest,"offline","0");
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('taobao.train.agent.returnorders.get.vtwo', {
	'agent_id':'123',
	'offline':'0'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<train_agent_returnorders_get_vtwo_response>
    <order_count>123</order_count>
    <order_ids>123,212,122</order_ids>
    <error_msg>错误说明</error_msg>
    <main_order_ids>1238883848</main_order_ids>
    <refund_apply_times>2017-01-01 19:00:00,2017-01-01 19:00:00</refund_apply_times>
</train_agent_returnorders_get_vtwo_response>

{
    "train_agent_returnorders_get_vtwo_response":{
        "order_count":123,
        "order_ids":"123,212,122",
        "error_msg":"错误说明",
        "main_order_ids":"1238883848",
        "refund_apply_times":"2017-01-01 19:00:00,2017-01-01 19:00:00"
    }
}

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