Added some logs

Author: sleipnir

src/main/java/io/eigr/spawn/internal/handlers/ActorServiceHandler.java

@@ -54,6 +54,8 @@ public ActorServiceHandler(final String system, final List<Entity> actors) {
 
     @Override
     public void handle(HttpExchange exchange) throws IOException {
+        log.debug("Received Actor Action Request. Exchange: {}", exchange);
+
         if ("POST".equals(exchange.getRequestMethod())) {
             Protocol.ActorInvocationResponse response = handleRequest(exchange);
             try(OutputStream os = exchange.getResponseBody()) {