diff --git a/php/federator/data/activitypub/common/unsupported.txt b/php/federator/data/activitypub/common/unsupported.txt
new file mode 100644
index 0000000..234bc71
--- /dev/null
+++ b/php/federator/data/activitypub/common/unsupported.txt
@@ -0,0 +1,16 @@
+Array
+(
+    [type] => Document
+    [mediaType] => image/jpeg
+    [url] => https://noc.social/system/media_attachments/files/112/350/286/131/419/396/original/26ab9c8a4ab13f16.jpg
+    [name] => Screenshot Zeitleiste aus kdenlive.
+    [blurhash] => UC8|^tSwI-bu-taeRiaeu5e.aJjGsBWnR*jH
+    [focalPoint] => Array
+        (
+            [0] => -0.01
+            [1] => -0.79
+        )
+
+    [width] => 1333
+    [height] => 651
+)