Akka HTTP one way configuration command using case classes

Configure.scala

def configure[T <: Config](implicit tag: ClassTag[T], convert:FromRequestUnmarshaller[T]) = path("app" / "configure" / tag.runtimeClass.getSimpleName) {
    post {
      entity(as[T]) { c =>
        actorRef ! c
        complete(StatusCodes.OK)
      }
    }
  }
  
  trait Config
  case class Timeout(duration:Duration) extends Config
  case class MaxLogSize(size:Int) extends Config 
  
  implicit val  timeoutJson = jsonFormat1(Timeout)
  implicit val  maxLogSizeJson = jsonFormat1(MaxLogSize)
  
  val route = configure(TimeOut) ~
              configure(MaxLogSize)