diff --git a/api-ref/src/wadls/orchestration-api/src/v1/orchestration-api.wadl b/api-ref/src/wadls/orchestration-api/src/v1/orchestration-api.wadl
index 07e613b40..ed5fd6504 100644
--- a/api-ref/src/wadls/orchestration-api/src/v1/orchestration-api.wadl
+++ b/api-ref/src/wadls/orchestration-api/src/v1/orchestration-api.wadl
@@ -879,7 +879,14 @@
             <para role="shortdesc">Shows metadata for a specified
                 resource.</para>
         </wadl:doc>
-        <response status="200"/>
+        <response status="200">
+            <representation mediaType="application/json">
+                <wadl:doc xmlns="http://docbook.org/ns/docbook"
+                    xml:lang="EN">
+                    <xsdxt:code href="samples/resource_metadata_resp.json"/>
+                </wadl:doc>
+            </representation>
+        </response>
     </method>
     <method name="POST" id="resource_signal">
         <wadl:doc xmlns="http://docbook.org/ns/docbook" xml:lang="EN"
diff --git a/api-ref/src/wadls/orchestration-api/src/v1/samples/resource_metadata_resp.json b/api-ref/src/wadls/orchestration-api/src/v1/samples/resource_metadata_resp.json
new file mode 100644
index 000000000..7f1860ce8
--- /dev/null
+++ b/api-ref/src/wadls/orchestration-api/src/v1/samples/resource_metadata_resp.json
@@ -0,0 +1,6 @@
+{
+    "metadata": {
+        "some_key": "some_value",
+        "some_other_key": "some_other_value"
+    }
+}