diff --git a/src/main/java/org/example/service/getCurrencyService.java b/src/main/java/org/example/service/getCurrencyService.java
new file mode 100644
index 0000000000000000000000000000000000000000..af2d9b78188ddc0e74710f1d5f8bff0d84d66716
--- /dev/null
+++ b/src/main/java/org/example/service/getCurrencyService.java
@@ -0,0 +1,7 @@
+package org.example.service;
+
+import org.example.model.Currency;
+
+public interface getCurrencyService {
+    public Currency getCurrency(int restId);
+}