Submission the scorer sees

{
  "challengeSlug": "live-auction",
  "mode": "freeform",
  "nodes": [
    {
      "id": "ref-client",
      "serviceId": "client-web",
      "label": "Bidder's browser"
    },
    {
      "id": "ref-cognito",
      "serviceId": "cognito",
      "label": "Bidder sign-in"
    },
    {
      "id": "ref-apigw",
      "serviceId": "api-gateway-ws"
    },
    {
      "id": "ref-lambda",
      "serviceId": "lambda",
      "label": "Bid handler"
    },
    {
      "id": "ref-redis",
      "serviceId": "elasticache-redis",
      "label": "Live bid state"
    },
    {
      "id": "ref-rds",
      "serviceId": "rds",
      "label": "Bid ledger"
    }
  ],
  "edges": [
    {
      "source": "ref-client",
      "target": "ref-cognito"
    },
    {
      "source": "ref-client",
      "target": "ref-apigw"
    },
    {
      "source": "ref-cognito",
      "target": "ref-apigw"
    },
    {
      "source": "ref-apigw",
      "target": "ref-lambda"
    },
    {
      "source": "ref-lambda",
      "target": "ref-redis"
    },
    {
      "source": "ref-lambda",
      "target": "ref-rds"
    }
  ]
}