KeyError fix

donationalerts_api/asyncio_api.py

@@ -263,7 +263,7 @@ class Alert:
 							data["amount_main"],
 							data["currency"],
 							data["message"],
-							data["header"],
+							data.get("header", ""),
 							datetime.strptime(data["date_created"], "%Y-%m-%d %H:%M:%S"),
 							data["emotes"],
 							data["ap_id"],