수정

src/main/java/com/eactive/eai/adapter/controller/ApiResponseAdvice.java

@@ -37,15 +37,16 @@ public class ApiResponseAdvice implements ResponseBodyAdvice<Object> {
 
 	String removeRootlessArrayKeyFormResponseBody(String body) {
 
-		if (body.startsWith(KJB_ROOTLESS_ARRAY)) {
+		try {
-			body = body.substring(KJB_ROOTLESS_ARRAY.length());
+			Object root = JSONValue.parse(body);
 
-			if (body.endsWith("}")) {
+			if (root instanceof JSONObject && ((JSONObject) root).containsKey("KJB_ROOTLESS_ARRAY")) {
-				body = body.substring(0, body.length() - 1);
+				JSONArray jsonArray = (JSONArray) ((JSONObject) root).get("KJB_ROOTLESS_ARRAY");
+				return jsonArray.toJSONString();
+			} else {
+				return body;
 			}
-
+		} catch (Exception e) {
-			return body;
-		} else {
 			return body;
 		}