cls = type(field_info)
        merged_field_info = cls.from_annotation(annotation)
        new_field_info = copy(field_info)
        new_field_info.metadata = merged_field_info.metadata
        new_field_info.annotation = merged_field_info.annotation
        return new_field_info

    def serialize_sequence_value(*, field: ModelField, value: Any) -> Sequence[Any]:
        origin_type = (