diff --git a/src/interface/address.thrift b/src/interface/address.thrift
new file mode 100644
index 000000000..c58bea917
--- /dev/null
+++ b/src/interface/address.thrift
@@ -0,0 +1,5 @@
+struct Address{
+    1: binary unique_id;
+    2: binary last_known_ip;
+    3: i32 last_known_port;
+}