diff --git a/volcenginesdkcore/interceptor/interceptors/response.py b/volcenginesdkcore/interceptor/interceptors/response.py
index ae1e31e7..4e0df356 100644
--- a/volcenginesdkcore/interceptor/interceptors/response.py
+++ b/volcenginesdkcore/interceptor/interceptors/response.py
@@ -1,5 +1,34 @@
+import json
 class Response:
     def __init__(self, http_response):
         self.http_response = http_response
         self.result = None
         self.metadata = None
+        self.__post_init__()
+
+    def __post_init__(self):
+        data = getattr(self.http_response, "data", None)
+        if data is None:
+            return
+
+        # If data is bytes-like, attempt to decode to text before JSON parsing.
+        if isinstance(data, (bytes, bytearray)):
+            try:
+                data = data.decode("utf-8")
+            except Exception:
+                # Non-textual or undecodable data; leave result/metadata as None.
+                return
+
+        # Only attempt JSON parsing on string data.
+        if not isinstance(data, str):
+            return
+
+        try:
+            parsed = json.loads(data)
+        except (ValueError, TypeError):
+            # Invalid JSON content; leave result/metadata as None.
+            return
+
+        if isinstance(parsed, dict):
+            self.result = parsed.get("Result")
+            self.metadata = parsed.get("ResponseMetadata")