diff --git a/tools/test/configs/rest-key.json b/tools/test/configs/rest-key.json
new file mode 100644
index 0000000..edac5a3
--- /dev/null
+++ b/tools/test/configs/rest-key.json
@@ -0,0 +1,6 @@
+{
+  "id": "p4runtime:device:identifier",
+  "type": "USERNAME_PASSWORD",
+  "username": "test_username",
+  "password": "test_password"
+}