n class="parameter ">ExternalMeetingId<span class="token operator">: </span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin-stdlib/kotlin/-string/index.html">String</a><span class="token operator">?</span><span class="token punctuation">, </span></span><span class="parameter ">MediaPlacement<span class="token operator">: </span><a href="../-media-placement/index.html">MediaPlacement</a><span class="token punctuation">, </span></span><span class="parameter ">MediaRegion<span class="token operato