Implement viewing bank balances

app/urls.py

@@ -105,4 +105,10 @@ urlpatterns = [
         banks.BanksCurrencies.as_view(),
         name="currencies",
     ),
+    # Bank balances
+    path(
+        "banks/<str:type>/balances/",
+        banks.BanksBalances.as_view(),
+        name="balances",
+    ),
 ] + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)