{
  "request": "{blocks (from : \"0x1e\", to: \"0x1c\") { number gasUsed gasLimit hash nonce  stateRoot receiptsRoot transactionCount }} ",
  "responses": [{
    "errors": [
      {
        "message": "Exception while fetching data (/blocks) : Invalid params",
        "locations": [
          {
            "line": 1,
            "column": 2
          }
        ],
        "path": [
          "blocks"
        ],
        "extensions": {
          "errorCode": -32602,
          "errorMessage": "Invalid params",
          "classification": "DataFetchingException"
        }
      }
    ],
    "data": null
  }],
  "statusCode": 400
}