NestingRouteExample.scala

import akka.http.scaladsl.marshallers.sprayjson.SprayJsonSupport
import akka.http.scaladsl.server.{ HttpApp, Route }
import spray.json.DefaultJsonProtocol

case class SomeFooData(foo: String)

object SomeFooDataSupport extends DefaultJsonProtocol with SprayJsonSupport {
  implicit val PortofolioFormats = jsonFormat1(SomeFooData)
}

object RouteExample extends HttpApp with App {

  import SomeFooDataSupport._

  def route: Route = {

    pathPrefix("someRoute") {
      path("hello") {
        (post & entity(as[SomeFooData])) {
          fooData =>
            complete(s"hey! ${fooData.foo}")
        }
      } ~ path("hi") {
        (post & entity(as[SomeFooData])) {
          fooData =>
            complete(s"Ho! ${fooData.foo.toUpperCase()}")
        }
      }
    }
  }
  startServer("localhost", 8080)
}