Replace Field: Set JsonNode as expected input and output
diff --git a/library/camel-kamelets-utils/src/main/java/org/apache/camel/kamelets/utils/transform/ReplaceField.java b/library/camel-kamelets-utils/src/main/java/org/apache/camel/kamelets/utils/transform/ReplaceField.java
index 55c1586..4740772 100644
--- a/library/camel-kamelets-utils/src/main/java/org/apache/camel/kamelets/utils/transform/ReplaceField.java
+++ b/library/camel-kamelets-utils/src/main/java/org/apache/camel/kamelets/utils/transform/ReplaceField.java
@@ -33,7 +33,7 @@
 
 public class ReplaceField {
 
-    public Map<?, ?> process(@ExchangeProperty("enabled") String enabled, @ExchangeProperty("disabled") String disabled, @ExchangeProperty("renames") String renames,Exchange ex) throws InvalidPayloadException {
+    public JsonNode process(@ExchangeProperty("enabled") String enabled, @ExchangeProperty("disabled") String disabled, @ExchangeProperty("renames") String renames,Exchange ex) throws InvalidPayloadException {
         ObjectMapper mapper = new ObjectMapper();
         List<String> enabledFields = new ArrayList<>();
         List<String> disabledFields = new ArrayList<>();