an class="symbol"><span class="name">echo</span><span class="params">(<span name="message">message: <span name="scala.Predef.String" class="extype">String</span></span>)</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.3/scala/concurrent/Future.html#scala.concurrent.Future" name="scala.concurrent.Future" id="scala.concurrent.Future" class="extype">Future</a>[<span name="scala.Predef.String" class="extype">String</span>]</span></span><p class="shortcomment cmt">Echoes the given strin