diff --git a/src/main/java/com/eactive/eai/custom/adapter/http/dynamic/filter/EncrytTestFilter.java b/src/main/java/com/eactive/eai/custom/adapter/http/dynamic/filter/EncrytTestFilter.java
index f4dd429..7b36394 100644
--- a/src/main/java/com/eactive/eai/custom/adapter/http/dynamic/filter/EncrytTestFilter.java
+++ b/src/main/java/com/eactive/eai/custom/adapter/http/dynamic/filter/EncrytTestFilter.java
@@ -37,12 +37,15 @@ public class EncrytTestFilter implements HttpAdapterFilter {
 			String jsonStr = null;
 			if (message instanceof String) {
 				jsonStr = (String) message;
-			} else if (message instanceof JSONObject) {
+			} else if (message instanceof ObjectNode) {
+				rootNode = (ObjectNode) message;
+			}  else if (message instanceof JSONObject) {
 				jsonStr = ((JSONObject) message).toJSONString();
 			} else {
 				return message;
 			}
-			rootNode = (ObjectNode) OBJECT_MAPPER.readTree(jsonStr);
+			if(rootNode == null)
+				rootNode = (ObjectNode) OBJECT_MAPPER.readTree(jsonStr);
 
 			// 1. HSM에서 키 가져오기
 			byte[] hsmKeyBytes = null;