diff --git a/src/FileRequest.php b/src/FileRequest.php
index d25e494..deeed62 100644
--- a/src/FileRequest.php
+++ b/src/FileRequest.php
@@ -16,6 +16,10 @@ class FileRequest
      * @var FileOptions
      */
     private $fileOptions;
+    /**
+     * @var Metadata
+     */
+    private $metadata;
 
     public function __construct(string $url, string $fallbackUrl = null)
     {
@@ -23,6 +27,7 @@ class FileRequest
         $this->fallbackUrl = $fallbackUrl;
 
         $this->fileOptions = new FileOptions();
+        $this->metadata = new Metadata();
     }
 
     public function url(string $url)
@@ -51,6 +56,18 @@ class FileRequest
         return $this->fileOptions;
     }
 
+    public function metadata(Metadata $metadata)
+    {
+        $this->metadata = $metadata;
+
+        return $this;
+    }
+
+    public function getMetadata(): Metadata
+    {
+        return $this->metadata;
+    }
+
     public function getUrl(): string
     {
         return $this->url;
@@ -67,6 +84,7 @@ class FileRequest
             'url' => $this->url,
             'fallbackUrl' => $this->fallbackUrl,
             'fileOptions' => $this->fileOptions->toArray(),
+            'metadata' => $this->metadata->toArray()
         ]);
     }
 }
diff --git a/src/Metadata.php b/src/Metadata.php
new file mode 100644
index 0000000..7596617
--- /dev/null
+++ b/src/Metadata.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace Nwb\MultiDownloaderClient;
+
+class Metadata
+{
+    /**
+     * @var bool
+     */
+    private $deleteAll;
+
+    /**
+     * @var array
+     */
+    private $set;
+
+    public function deleteAll(string $deleteAll)
+    {
+        $this->deleteAll = $deleteAll;
+
+        return $this;
+    }
+
+    public function getDeleteAll(): string
+    {
+        return $this->deleteAll;
+    }
+
+    public function set(array $set)
+    {
+        $this->set = $set;
+
+        return $this;
+    }
+
+    public function getSet(): array
+    {
+        return $this->set;
+    }
+
+    public function toArray(): array
+    {
+        return array_filter([
+            'deleteAll' => $this->deleteAll,
+            'set' => $this->set
+        ]);
+    }
+}