Add metadata for batch 33

batch_33_metadata.json

@@ -0,0 +1,7 @@
+{
+  "upload_time": "2025-06-23T08:06:09.591196",
+  "total_trees": 323,
+  "new_trees": 7,
+  "batch_number": 33,
+  "upload_interval": 30
+}