OkHttpClient client = new OkHttpClient().newBuilder()
  .build();
MediaType mediaType = MediaType.parse("application/x-www-form-urlencoded");
RequestBody body = RequestBody.create(mediaType, "Methods=SmsCancel&CorpID=300000&LoginName=admin&SecretKey=7954e8855b0ed0a6d7fc0b28440b5ea4&TimeStamp=20240227143000&SmsID=500004690,500004689,500004688");
Request request = new Request.Builder()
  .url("http://sms3.mobset.com:8095/SDK3/Sms")
  .method("POST", body)
  .addHeader("Content-Type", "application/x-www-form-urlencoded")
  .build();
Response response = client.newCall(request).execute();
	

setUrl('http://sms3.mobset.com:8095/SDK3/Sms');
$request->setMethod(HTTP_Request2::METHOD_POST);
$request->setConfig(array(
  'follow_redirects' => TRUE
));
$request->setHeader(array(
  'Content-Type' => 'application/x-www-form-urlencoded'
));
$request->addPostParameter(array(
  'Methods' => 'SmsCancel',
  'CorpID' => '300000',
  'LoginName' => 'admin',
  'SecretKey' => '7954e8855b0ed0a6d7fc0b28440b5ea4',
  'TimeStamp' => '20240227143000',
  'SmsID' => '500004690,500004689,500004688'
));
try {
  $response = $request->send();
  if ($response->getStatus() == 200) {
    echo $response->getBody();
  }
  else {
    echo 'Unexpected HTTP status: ' . $response->getStatus() . ' ' .
    $response->getReasonPhrase();
  }
}
catch(HTTP_Request2_Exception $e) {
  echo 'Error: ' . $e->getMessage();
}

var client = new RestClient("http://sms3.mobset.com:8095/SDK3/Sms");
client.Timeout = -1;
var request = new RestRequest(Method.POST);
request.AddHeader("Content-Type", "application/x-www-form-urlencoded");
request.AddParameter("Methods", "SmsCancel");
request.AddParameter("CorpID", "300000");
request.AddParameter("LoginName", "admin");
request.AddParameter("SecretKey", "7954e8855b0ed0a6d7fc0b28440b5ea4");
request.AddParameter("TimeStamp", "20240227143000");
request.AddParameter("SmsID", "500004690,500004689,500004688");
IRestResponse response = client.Execute(request);
Console.WriteLine(response.Content);