Fix example
diff --git a/examples/camel-example-olingo4-blueprint/src/main/resources/OSGI-INF/blueprint/odata.xml b/examples/camel-example-olingo4-blueprint/src/main/resources/OSGI-INF/blueprint/odata.xml
index 80f25a4..e4f7d1a 100644
--- a/examples/camel-example-olingo4-blueprint/src/main/resources/OSGI-INF/blueprint/odata.xml
+++ b/examples/camel-example-olingo4-blueprint/src/main/resources/OSGI-INF/blueprint/odata.xml
@@ -36,9 +36,7 @@
       <log message="Receiving file ${file:name}" />
       <log message="Sending file ${file:name} to OData Test Service" />
 
-      <unmarshal>
-        <string charset="UTF-8"/>
-      </unmarshal>
+      <convertBodyTo type="String"/>
 
       <to uri="odata4://create/People"/>