diff --git a/src/main/groovy/org/cip4/tools/alces/service/jmfmessage/cpp/AssignMediaToTrayMessageService.java b/src/main/groovy/org/cip4/tools/alces/service/jmfmessage/cpp/AssignMediaToTrayMessageService.java
new file mode 100644
index 0000000..a279b1f
--- /dev/null
+++ b/src/main/groovy/org/cip4/tools/alces/service/jmfmessage/cpp/AssignMediaToTrayMessageService.java
@@ -0,0 +1,27 @@
+package org.cip4.tools.alces.service.jmfmessage.cpp;
+
+import org.cip4.jdflib.auto.JDFAutoStatusQuParams;
+import org.cip4.tools.alces.service.jmfmessage.IntegrationUtils;
+import org.cip4.tools.alces.service.jmfmessage.JmfMessageService;
+import org.springframework.stereotype.Service;
+
+@Service
+public class AssignMediaToTrayMessageService implements JmfMessageService {
+
+    @Override
+    public String getMessageType() {
+        return "oce:AssignMediaToTray";
+    }
+
+    @Override
+    public String getButtonTextExtension() {
+        return "";
+    }
+
+    @Override
+    public String createJmfMessage(IntegrationUtils integrationUtils) {
+        return integrationUtils.getJmfBuilder()
+                .buildStatus(JDFAutoStatusQuParams.EnumDeviceDetails.Details, JDFAutoStatusQuParams.EnumJobDetails.Brief)
+                .toXML();
+    }
+}
diff --git a/src/main/groovy/org/cip4/tools/alces/service/jmfmessage/cpp/CppTest.java b/src/main/groovy/org/cip4/tools/alces/service/jmfmessage/cpp/CppTest.java
deleted file mode 100644
index 3667449..0000000
--- a/src/main/groovy/org/cip4/tools/alces/service/jmfmessage/cpp/CppTest.java
+++ /dev/null
@@ -1,4 +0,0 @@
-package org.cip4.tools.alces.service.jmfmessage.cpp;
-
-public class CppTest {
-}