def move_to_step(self, index=None, body=None, params=None):
        """
        `<https://www.elastic.co/guide/en/elasticsearch/reference/current/ilm-move-to-step.html>`_

        :arg index: The name of the index whose lifecycle step is to change
        :arg body: The new lifecycle step to move to
        """
        return self.transport.perform_request(
            "POST", _make_path("_ilm", "move", index), params=params, body=body
        )
`<https://www.elastic.co/guide/en/elasticsearch/reference/current/ilm-move-to-step.html>`_

        :arg index: The name of the index whose lifecycle step is to change
        :arg body: The new lifecycle step to move to