{exp:switchee variable="{embed:option}" parse="inward"}

{case value="side_testimonial"}
{snippet:testimonial}
{/case}

{case value="side_news"}
{snippet:news}
{/case}

{case value="side_events"}
{snippet:events}
{/case}

{case value="side_twitter"}
{snippet:twitter}
{/case}

{case value="side_instagram"}
{snippet:instagram}
{/case}

{/exp:switchee}