{
  "@context": {
    "@version": 1.1,
    "fx": "https://api-evangelist.github.io/fixer/vocab#",
    "schema": "https://schema.org/",
    "xsd": "http://www.w3.org/2001/XMLSchema#",

    "success": "fx:success",
    "timestamp": {
      "@id": "fx:timestamp",
      "@type": "xsd:long"
    },
    "historical": {
      "@id": "fx:historical",
      "@type": "xsd:boolean"
    },
    "base": {
      "@id": "fx:baseCurrency",
      "@type": "fx:CurrencyCode"
    },
    "date": {
      "@id": "fx:rateDate",
      "@type": "xsd:date"
    },
    "start_date": {
      "@id": "fx:startDate",
      "@type": "xsd:date"
    },
    "end_date": {
      "@id": "fx:endDate",
      "@type": "xsd:date"
    },
    "timeseries": "fx:timeSeries",
    "fluctuation": "fx:fluctuation",

    "rates": {
      "@id": "fx:rates",
      "@container": "@index"
    },
    "symbols": {
      "@id": "fx:symbols",
      "@container": "@index"
    },

    "query": "fx:conversionQuery",
    "info": "fx:conversionInfo",
    "result": {
      "@id": "fx:conversionResult",
      "@type": "xsd:double"
    },
    "rate": {
      "@id": "fx:exchangeRate",
      "@type": "xsd:double"
    },
    "amount": {
      "@id": "fx:amount",
      "@type": "xsd:double"
    },
    "from": {
      "@id": "fx:sourceCurrency",
      "@type": "fx:CurrencyCode"
    },
    "to": {
      "@id": "fx:targetCurrency",
      "@type": "fx:CurrencyCode"
    },

    "start_rate": {
      "@id": "fx:startRate",
      "@type": "xsd:double"
    },
    "end_rate": {
      "@id": "fx:endRate",
      "@type": "xsd:double"
    },
    "change": {
      "@id": "fx:change",
      "@type": "xsd:double"
    },
    "change_pct": {
      "@id": "fx:changePercent",
      "@type": "xsd:double"
    },

    "error": "fx:error",
    "code": {
      "@id": "fx:errorCode",
      "@type": "xsd:integer"
    },
    "type": "fx:errorType",
    "info_text": {
      "@id": "fx:errorInfo",
      "@type": "xsd:string"
    },

    "provider": "schema:provider",
    "source": "schema:Organization",
    "ecb": {
      "@id": "fx:europeanCentralBank",
      "@type": "@id"
    }
  }
}