Fix Account pydantic model to properly handle serialization and deserialization.
The custom init method for the account model makes no sense, as it partially duplicates the default built-in pydantic behaviour, but breaks model serialisation and deserialisation.
Fix
Accountpydantic model to properly handle serialization and deserialization.The custom init method for the account model makes no sense, as it partially duplicates the default built-in pydantic behaviour, but breaks model serialisation and deserialisation.