TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
JstSmsSignnameModifyRequest req = new JstSmsSignnameModifyRequest();
JstSmsSignnameModifyRequest.TopModifySmsSignRequest obj1 = new JstSmsSignnameModifyRequest.TopModifySmsSignRequest();
obj1.setSignName("测试签名");
obj1.setRemark("场景说明");
obj1.setSignSource(1L);
List<JstSmsSignnameModifyRequest.SmsFileContentDTO> list3 = new ArrayList<JstSmsSignnameModifyRequest.SmsFileContentDTO>();
JstSmsSignnameModifyRequest.SmsFileContentDTO obj4 = new JstSmsSignnameModifyRequest.SmsFileContentDTO();
list3.add(obj4);
obj4.setFileName("fileName");
obj4.setFileSize(10L);
obj4.setFileSuffix("png");
obj4.setFileContents("/9j/4AAQSkZJRgABAgAAAQABAAD/2wBDAAgGBgcGBQgHBwcJCQgKDBQNDAsLDBkSEw8UHRofHh0aHBwgJC4nICIsIxwcKDcpLDAxNDQ0Hyc5PTgyPC4zNDL/2wBDAQkJCQwLDBgNDRgyIRwhMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjL/wAARCASAAhQDASIAAhEBAxEB/8QAHwAAAQUBAQEBAQEAAAAAAAAAAAECAwQFBgcICQoL/");
obj1.setSignFileList(list3);
req.setModifySmsSignRequest(obj1);
JstSmsSignnameModifyResponse rsp = client.execute(req, sessionKey);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
JstSmsSignnameModifyRequest req = new JstSmsSignnameModifyRequest();
JstSmsSignnameModifyRequest.TopModifySmsSignRequestDomain obj1 = new JstSmsSignnameModifyRequest.TopModifySmsSignRequestDomain();
obj1.SignName = "测试签名";
obj1.Remark = "场景说明";
obj1.SignSource = 1L;
List<JstSmsSignnameModifyRequest.SmsFileContentDTODomain> list3 = new List<JstSmsSignnameModifyRequest.SmsFileContentDTODomain>();
JstSmsSignnameModifyRequest.SmsFileContentDTODomain obj4 = new JstSmsSignnameModifyRequest.SmsFileContentDTODomain();
list3.Add(obj4);
obj4.FileName = "fileName";
obj4.FileSize = 10L;
obj4.FileSuffix = "png";
obj4.FileContents = "/9j/4AAQSkZJRgABAgAAAQABAAD/2wBDAAgGBgcGBQgHBwcJCQgKDBQNDAsLDBkSEw8UHRofHh0aHBwgJC4nICIsIxwcKDcpLDAxNDQ0Hyc5PTgyPC4zNDL/2wBDAQkJCQwLDBgNDRgyIRwhMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjL/wAARCASAAhQDASIAAhEBAxEB/8QAHwAAAQUBAQEBAQEAAAAAAAAAAAECAwQFBgcICQoL/";
obj1.SignFileList= list3;
req.ModifySmsSignRequest_ = obj1;
JstSmsSignnameModifyResponse rsp = client.Execute(req, sessionKey);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new JstSmsSignnameModifyRequest;
$modify_sms_sign_request = new TopModifySmsSignRequest;
$modify_sms_sign_request->sign_name="测试签名";
$modify_sms_sign_request->remark="场景说明";
$modify_sms_sign_request->sign_source="1";
$sign_file_list = new SmsFileContentDTO;
$sign_file_list->file_name="fileName";
$sign_file_list->file_size="10";
$sign_file_list->file_suffix="png";
$sign_file_list->file_contents="/9j/4AAQSkZJRgABAgAAAQABAAD/2wBDAAgGBgcGBQgHBwcJCQgKDBQNDAsLDBkSEw8UHRofHh0aHBwgJC4nICIsIxwcKDcpLDAxNDQ0Hyc5PTgyPC4zNDL/2wBDAQkJCQwLDBgNDRgyIRwhMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjL/wAARCASAAhQDASIAAhEBAxEB/8QAHwAAAQUBAQEBAQEAAAAAAAAAAAECAwQFBgcICQoL/";
$modify_sms_sign_request->sign_file_list = $sign_file_list;
$req->setModifySmsSignRequest(json_encode($modify_sms_sign_request));
$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.jst.sms.signname.modify' \
-d 'partner_id=apidoc' \
-d 'session=3f56c282-a86a-4fb8-9332-18fc217dccda' \
-d 'sign=3550CFFF73EAFE87727151E69E485327' \
-d 'sign_method=hmac' \
-d 'timestamp=2025-05-12+08%3A40%3A59' \
-d 'v=2.0' \
-d 'modify_sms_sign_request=null'

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

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

req.modify_sms_sign_request="数据结构示例JSON格式"
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.jst.sms.signname.modify");
add_param(pRequest,"modify_sms_sign_request","数据结构JSON示例");
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.jst.sms.signname.modify', {
	'modify_sms_sign_request':'数据结构JSON示例'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<jst_sms_signname_modify_response>
    <r_code>sign_name_not_found</r_code>
    <r_success>true</r_success>
    <module>true</module>
    <message>签名未找到</message>
</jst_sms_signname_modify_response>

{
    "jst_sms_signname_modify_response":{
        "r_code":"sign_name_not_found",
        "r_success":true,
        "module":true,
        "message":"签名未找到"
    }
}

<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"
	}
}