<?php
$apiKey = 'SEU_API_KEY';
$baseUrl = 'https://croncrm.com/api/v2/groups/get-info-from-invite-link';

$query = [
    'invite_link' => 'https://chat.whatsapp.com/XYZ',
];

$url = $baseUrl . '?' . http_build_query($query);

$ch = curl_init($url);
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_CUSTOMREQUEST => 'GET',
    CURLOPT_HTTPHEADER => [
        'apiKey: ' . $apiKey,
    ],
]);

$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$error = curl_error($ch);
curl_close($ch);

if ($error) {
    throw new RuntimeException($error);
}

echo "HTTP {$httpCode}\n";
echo $response;
?>