feat: balance and reward

queries/balance/schemas/responses.py

@@ -0,0 +1,12 @@
+from typing import List
+
+from schemas.base import CommonModel
+from .entities import BalanceTransaction
+
+
+class GetBalanceTransactionsResponse(CommonModel):
+    balance_transactions: List[BalanceTransaction]
+
+
+class GetBalanceInfoResponse(CommonModel):
+    balance: float