diff --git a/sdk/py/apepay/manager.py b/sdk/py/apepay/manager.py
index 25b2e63..9e08038 100644
--- a/sdk/py/apepay/manager.py
+++ b/sdk/py/apepay/manager.py
@@ -35,6 +35,10 @@
 class StreamManager(BaseInterfaceModel):
     address: AddressType
 
+    def __init__(self, address, /, *args, **kwargs):
+        kwargs["address"] = address
+        super().__init__(*args, **kwargs)
+
     @field_validator("address", mode="before")
     def normalize_address(cls, value: Any) -> AddressType:
         return cls.conversion_manager.convert(value, AddressType)