BIP44_HD_Wallet.php

<?php
//Requires libcurl

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_HTTPHEADER => [
    "x-api-key: YOUR_API_KEY"
  ],
  CURLOPT_URL => "https://api-eu1.tatum.io/v3/bitcoin/wallet",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($curl);
$error = curl_error($curl);

curl_close($curl);

if ($error) {
  echo "cURL Error #:" . $error;
} else {
  echo $response;
}
?>