<?php

//Your authentication key
$authKey = "YourAuthKey";

//Multiple mobiles numbers separated by comma
$mobileNumber = "9999999";

//Sender ID,While using route4 sender id should be 6 characters long.
$senderId = "102234";

//Your message to send, Add URL encoding here.
$message = urlencode("Test message");

//Define route
$route = "default";

//Your approved Principal Entity Id.
$pe_id = "12131313131313131";

//Your approved DLT Template Id.
$template_id = "12454524223223223";

//Prepare you post parameters
$postData = array(
       'authkey' => $authKey,
       'mobiles' => $mobileNumber,
       'sender' => $senderId,
       'message' => $message,
       'pe_id' => $pe_id,
       'template_id' => $template_id,
       'route' => $route
);

//API URL
$url="https://apitxt.com/api/sendMsg?";

// init the resource
$ch = curl_init();
curl_setopt_array($ch, array(
       CURLOPT_URL => $url,
       CURLOPT_RETURNTRANSFER => true,
       CURLOPT_POST => true,
       CURLOPT_POSTFIELDS => $postData
       //,CURLOPT_FOLLOWLOCATION => true
));

//Ignore SSL certificate verification
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);

//get response
$output = curl_exec($ch);

//Print error if any
if(curl_errno($ch))
{
     echo 'error:' . curl_error($ch);

}

curl_close($ch);

echo $output;
?>