PI method.
    Refer to https://api.slack.com/methods/workflows.stepCompleted for details.
    &#34;&#34;&#34;

    def __init__(self, *, client: AsyncWebClient, body: dict):
        self.client = client
        self.body = body

    async def __call__(self, **kwargs) -&gt; None:
        await self.client.workflows_stepCompleted(
            workflow_step_execute_id=self.body[&#34;event&#34;][&#34;workflow_step&#34;][&#34;workflow_step_execute_id&#34;],
            **kwargs,
        )</code></pre>
</details