fix: Support objects with data attribute in body processing (#9644)

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

src/backend/base/langflow/components/data/api_request.py

@@ -189,6 +189,8 @@ def _process_body(self, body: Any) -> dict:
         """Process the body input into a valid dictionary."""
         if body is None:
             return {}
+        if hasattr(body, "data"):
+            body = body.data
         if isinstance(body, dict):
             return self._process_dict_body(body)
         if isinstance(body, str):
@@ -213,10 +215,18 @@ def _process_list_body(self, body: list) -> dict:
         processed_dict = {}
         try:
             for item in body:
-                if not self._is_valid_key_value_item(item):
+                # Unwrap Data objects
+                current_item = item
+                if hasattr(item, "data"):
+                    unwrapped_data = item.data
+                    # If the unwrapped data is a dict but not key-value format, use it directly
+                    if isinstance(unwrapped_data, dict) and not self._is_valid_key_value_item(unwrapped_data):
+                        return unwrapped_data
+                    current_item = unwrapped_data
+                if not self._is_valid_key_value_item(current_item):
                     continue
-                key = item["key"]
-                value = self._parse_json_value(item["value"])
+                key = current_item["key"]
+                value = self._parse_json_value(current_item["value"])
                 processed_dict[key] = value
         except (KeyError, TypeError, ValueError) as e:
             self.log(f"Failed to process body list: {e}")