diff --git a/src/main/java/org/opencord/kafka/EventBusService.java b/src/main/java/org/opencord/kafka/EventBusService.java
new file mode 100644
index 0000000..c9686e7
--- /dev/null
+++ b/src/main/java/org/opencord/kafka/EventBusService.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.opencord.kafka;
+
+import com.fasterxml.jackson.databind.JsonNode;
+
+/**
+ * Service for interacting with an event bus.
+ */
+public interface EventBusService {
+
+    /**
+     * Sends JSON-formatted data to the event bus.
+     *
+     * @param topic topic to send to
+     * @param data JSON data
+     */
+    void send(String topic, JsonNode data);
+}