def get_subvolumes(self, token):
md = self.get_metadata(token)['<STR_LIT>']<EOL>if '<STR_LIT>' in md:<EOL><INDENT>return md['<STR_LIT>']<EOL><DEDENT>else:<EOL><INDENT>return None<EOL><DEDENT>
Return a list of subvolumes taken from LIMS, if available.

Arguments:
    token (str): The token to read from in LIMS

Returns:
    dict: or None if unavailable