&gt;</span><span class="token punctuation">.</span><a href="publish-flow.html"><span class="token function">publishFlow</span></a><span class="token punctuation">(</span><span class="parameters "><span class="parameter ">topicArn<span class="token operator">: </span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html">String</a><span class="token punctuation">, </span></span><span class="parameter ">upstream<span class="token operator">: </span><span data-unresolved-link="kotlinx