{
  "request": "{block (number: 88888888) {number }} ",
  "responses": [
    {
      "errors": [
        {
          "message": "Exception while fetching data (/block) : Block number 88888888 was not found",
          "locations": [
            {
              "line": 1,
              "column": 2
            }
          ],
          "path": [
            "block"
          ],
          "extensions": {
            "classification": "DataFetchingException"
          }
        }
      ],
      "data": null
    },
    {
      "data": {
        "block": null
      }
    }
  ],
  "statusCode": 400
}