<?php
$Mobile = isset($_GET['Mobile']) ? $_GET['Mobile'] : '';
$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => 'https://server.gallabox.com/devapi/messages/whatsapp',
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => '',
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 0,
  CURLOPT_FOLLOWLOCATION => true,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => 'POST',
  CURLOPT_POSTFIELDS =>'{
      "channelId": "65b9e5864d027aed2f3fad51",
      "channelType": "whatsapp",
      "recipient": {            
          "phone": "919999771076"
      },
      "whatsapp": {
          "type": "template",
          "template": {
              "templateName": "template___1",
              "bodyValues": {
                  "CustomerName": "Testing 1709211908"
              }
          }
      }
  }',
  CURLOPT_HTTPHEADER => array(
    'apiKey: 65d4965a663ba1036630704a',
    'apiSecret: 3ea55e3bc46c462f8ca6ac000fad41b3',
    'Content-Type: application/json',
    'Cookie: connect.sid=s%3AFJExr9XlgnIctRZp5XXJYvYTL1JgZSR9.7ytZFYOwb3p4WcPFsGO1hEnzPYrOGrkO%2Fj6LxsiVAbU'
  ),
));

$response = curl_exec($curl);

curl_close($curl);
echo $response;