api-here-map.php

<?php

function httpGet(string $url, array $headers = [])
{
    $curl = curl_init();

    curl_setopt_array($curl, array(
        CURLOPT_URL => $url,
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_ENCODING => "",
        CURLOPT_MAXREDIRS => 10,
        CURLOPT_TIMEOUT => 0,
        CURLOPT_FOLLOWLOCATION => true,
        CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
        CURLOPT_CUSTOMREQUEST => "GET",
        CURLOPT_HTTPHEADER =>$headers,
    ));

    $response = curl_exec($curl);

    curl_close($curl);

    return $response;
}

$apiKey = 'your-key-here';

$endPoint = "https://image.maps.ls.hereapi.com/mia/1.6/mapview?apiKey={$apiKey}&lat=-26.900972&lon=-48.934947&vt=0&z=14";

header('Content-Type: image/png');
echo httpGet($endPoint);