def METHOD_NAME(self) -> "_OVHLexiconClient":
    if not self.credentials:  # pragma: no cover
        raise errors.Error("Plugin has not been prepared.")
    return _OVHLexiconClient(
        cast(str, self.credentials.conf('endpoint')),
        cast(str, self.credentials.conf('application-key')),
        cast(str, self.credentials.conf('application-secret')),
        cast(str, self.credentials.conf('consumer-key')),
        self.ttl
    )