[BAEL-14088] - Moved code for RequestBody and ResponseBody annotations article

spring-boot-rest/src/main/java/com/baeldung/services/ExampleService.java

@@ -0,0 +1,12 @@
+package com.baeldung.services;
+
+import com.baeldung.transfer.LoginForm;
+import org.springframework.stereotype.Service;
+
+@Service
+public class ExampleService {
+
+    public boolean fakeAuthenticate(LoginForm lf) {
+        return true;
+    }
+}