def METHOD_NAME(self, fmt: V20PresFormat.Format = None) -> dict:
    """Return attached presentation request item.
    Args:
        fmt: format of attachment in list to decode and return
    """
    target_format = (
        fmt
        if fmt
        else next(
            filter(
                lambda ff: ff,
                [V20PresFormat.Format.get(f.format) for f in self.formats],
            ),
            None,
        )
    )
    return (
        target_format.get_attachment_data(
            self.formats,
            self.request_presentations_attach,
        )
        if target_format
        else None
    )