{
  "kind": "Sequence",
  "nodes": [
    {
      "kind": "Fetch",
      "serviceName": "product",
      "variableUsages": [],
      "operation": "{topProducts{__typename ...on Book{__typename isbn}...on Furniture{name}}product(upc:\"1\"){__typename ...on Book{__typename isbn}...on Furniture{name}}}",
      "operationKind": "query",
      "operationName": "topProducts_product_0"
    },
    {
      "kind": "Parallel",
      "nodes": [
        {
          "kind": "Sequence",
          "nodes": [
            {
              "kind": "Flatten",
              "path": ["topProducts", "@"],
              "node": {
                "kind": "Fetch",
                "serviceName": "books",
                "requires": [
                  {
                    "kind": "InlineFragment",
                    "typeCondition": "Book",
                    "selections": [
                      { "kind": "Field", "name": "__typename" },
                      { "kind": "Field", "name": "isbn" }
                    ]
                  }
                ],
                "variableUsages": ["test_variable"],
                "operation": "query($representations:[_Any!]!){_entities(representations:$representations){...on Book{__typename isbn title year}}}",
                "operationKind": "query"
              }
            },
            {
              "kind": "Flatten",
              "path": ["topProducts", "@"],
              "node": {
                "kind": "Fetch",
                "serviceName": "product",
                "requires": [
                  {
                    "kind": "InlineFragment",
                    "typeCondition": "Book",
                    "selections": [
                      { "kind": "Field", "name": "__typename" },
                      { "kind": "Field", "name": "isbn" },
                      { "kind": "Field", "name": "title" },
                      { "kind": "Field", "name": "year" }
                    ]
                  }
                ],
                "variableUsages": [],
                "operation": "query($representations:[_Any!]!){_entities(representations:$representations){...on Book{name}}}",
                "operationKind": "query"
              }
            }
          ]
        },
        {
          "kind": "Sequence",
          "nodes": [
            {
              "kind": "Flatten",
              "path": ["product"],
              "node": {
                "kind": "Fetch",
                "serviceName": "books",
                "requires": [
                  {
                    "kind": "InlineFragment",
                    "typeCondition": "Book",
                    "selections": [
                      { "kind": "Field", "name": "__typename" },
                      { "kind": "Field", "name": "isbn" }
                    ]
                  }
                ],
                "variableUsages": [],
                "operation": "query($representations:[_Any!]!){_entities(representations:$representations){...on Book{__typename isbn title year}}}",
                "operationKind": "query"
              }
            },
            {
              "kind": "Flatten",
              "path": ["product"],
              "node": {
                "kind": "Fetch",
                "serviceName": "product",
                "requires": [
                  {
                    "kind": "InlineFragment",
                    "typeCondition": "Book",
                    "selections": [
                      { "kind": "Field", "name": "__typename" },
                      { "kind": "Field", "name": "isbn" },
                      { "kind": "Field", "name": "title" },
                      { "kind": "Field", "name": "year" }
                    ]
                  }
                ],
                "variableUsages": [],
                "operation": "query($representations:[_Any!]!){_entities(representations:$representations){...on Book{name}}}",
                "operationKind": "query"
              }
            }
          ]
        }
      ]
    }
  ]
}
