diff --git a/src/FileRequest.php b/src/FileRequest.php
new file mode 100644
index 0000000..896d3c8
--- /dev/null
+++ b/src/FileRequest.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace Nwb\MultiDownloaderClient;
+
+class FileRequest
+{
+    private string $url;
+    private ?string $fallbackUrl;
+
+    public function __construct(string $url, string $fallbackUrl = null)
+    {
+        $this->url = $url;
+        $this->fallbackUrl = $fallbackUrl;
+    }
+
+    public function url(string $url)
+    {
+        $this->url = $url;
+
+        return $this;
+    }
+
+    public function fallbackUrl(string $fallbackUrl)
+    {
+        $this->fallbackUrl = $fallbackUrl;
+
+        return $this;
+    }
+
+    public function getUrl(): string
+    {
+        return $this->url;
+    }
+
+    public function getFallbackUrl(): ?string
+    {
+        return $this->fallbackUrl;
+    }
+
+    public function toArray(): array
+    {
+        return [
+            'url' => $this->url,
+            'fallback_url' => $this->fallbackUrl,
+        ];
+    }
+}
diff --git a/src/MultiDownloaderClient.php b/src/MultiDownloaderClient.php
index d4e1d20..b8ad78f 100644
--- a/src/MultiDownloaderClient.php
+++ b/src/MultiDownloaderClient.php
@@ -4,6 +4,7 @@ namespace Nwb\MultiDownloaderClient;
 
 class MultiDownloaderClient
 {
+    private string $apiUrl = 'https://multi-dl.kub.nwb.fr';
     private string $apiKey;
 
     public function __construct(string $apiKey = null)
@@ -16,4 +17,40 @@ class MultiDownloaderClient
 
         $this->apiKey = $apiKey;
     }
+
+    public function download(array $files)
+    {
+        $files = array_map(function (FileRequest $file) {
+            return $file->toArray();
+        }, $files);
+
+        return $this->sendRequest($files);
+    }
+
+    private function sendRequest(array $files)
+    {
+        $ch = curl_init();
+
+        curl_setopt($ch, CURLOPT_URL, $this->apiUrl . '/v2/zip');
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($ch, CURLOPT_POST, true);
+
+        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($files));
+
+        curl_setopt($ch, CURLOPT_HTTPHEADER, [
+            'Content-Type: application/json',
+        ]);
+
+        $response = curl_exec($ch);
+
+        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+
+        if ($httpCode !== 200) {
+            throw new MultiDownloaderException('Error while requesting API: ' . $response);
+        }
+
+        curl_close($ch);
+
+        return $response;
+    }
 }
diff --git a/src/MultiDownloaderException.php b/src/MultiDownloaderException.php
new file mode 100644
index 0000000..30a3e76
--- /dev/null
+++ b/src/MultiDownloaderException.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Nwb\MultiDownloaderClient;
+
+class MultiDownloaderException extends \Exception
+{
+}
diff --git a/tests/MultiDownloaderClientTest.php b/tests/MultiDownloaderClientTest.php
index b7d4387..9400bcd 100644
--- a/tests/MultiDownloaderClientTest.php
+++ b/tests/MultiDownloaderClientTest.php
@@ -2,6 +2,7 @@
 
 include __DIR__ . '/../vendor/autoload.php';
 
+use Nwb\MultiDownloaderClient\FileRequest;
 use Nwb\MultiDownloaderClient\MultiDownloaderClient;
 use PHPUnit\Framework\TestCase;
 
@@ -16,6 +17,20 @@ class MultiDownloaderClientTest extends TestCase
         return $reflection->getValue($object);
     }
 
+    public function testRequest()
+    {
+        $client = new MultiDownloaderClient();
+
+        $files = [
+            new FileRequest('https://s3.eu-central-1.wasabisys.com/dev-data-nwb/multi-downloader-sat/tests/img/watermarks/portrait.png'),
+            new FileRequest('https://s3.eu-central-1.wasabisys.com/dev-data-nwb/multi-downloader-sat/tests/img/watermarks/paysage.png')
+        ];
+
+        $response = $client->download($files);
+
+        var_dump($response);
+    }
+
     public function testApiKeyEnv()
     {
         putenv('MULTI_DOWNLOADER_API_KEY=1234567890');