See base class.

def _from_binary_idx_nh(cls, binary_stream):
    """See base class."""
    ''' Offset to start of index entry - 4
        Offset to end of used portion of index entry - 4
        Offset to end of the allocated index entry - 4
        Flags - 4
    '''
    nw_obj = cls(cls._REPR.unpack(binary_stream[:cls._REPR.size]))

    _MOD_LOGGER.debug("Attempted to unpack Index Node Header Entry from \"%s\"\nResult: %s", binary_stream.tobytes(), nw_obj)

    return nw_obj