fix(aurora): hopefully actually fixed the pydantic validation error

aurora/models/moderation.py

@@ -176,9 +176,13 @@ class Moderation(AuroraGuildModel):
             if changes:
                 for change in changes:
                     change_obj_list.append(Change.from_dict(bot=bot, data=change))
+        else:
+            change_obj_list = []
 
         if result[15] is not None:
             metadata = json.loads(result[15])
+        else:
+            metadata = {}
 
         case = {
             "moderation_id": int(result[0]),
@@ -196,8 +200,8 @@ class Moderation(AuroraGuildModel):
             "resolved_by": result[11],
             "resolve_reason": result[12],
             "expired": bool(result[13]),
-            "changes": change_obj_list if result[14] else [],
-            "metadata": metadata if result[15] else {},
+            "changes": change_obj_list,
+            "metadata": metadata,
         }
         return cls.from_dict(bot=bot, data=case)