add name to batcher

Author: sentrivana

sentry_sdk/_span_batcher.py

@@ -70,11 +70,13 @@ def add(self, span: "StreamedSpan") -> None:
     @staticmethod
     def _to_transport_format(item: "StreamedSpan") -> "Any":
         # TODO[span-first]
-        res: "dict[str, Any]" = {}
+        res: "dict[str, Any]" = {
+            "name": item.name,
+        }
 
         if item._attributes:
             res["attributes"] = {
-                k: serialize_attribute(v) for (k, v) in item.attributes.items()
+                k: serialize_attribute(v) for (k, v) in item._attributes.items()
             }
 
         return res