add

ccxt/static_dependencies/starknet/utils/schema.py

@@ -0,0 +1,13 @@
+import os
+
+from ..marshmallow import EXCLUDE, RAISE
+from ..marshmallow import Schema as MarshmallowSchema
+
+MARSHMALLOW_UKNOWN_EXCLUDE = os.environ.get("STARKNET_PY_MARSHMALLOW_UKNOWN_EXCLUDE")
+
+
+class Schema(MarshmallowSchema):
+    class Meta:
+        unknown = (
+            EXCLUDE if (MARSHMALLOW_UKNOWN_EXCLUDE or "").lower() == "true" else RAISE
+        )