espocrm-base/application/Espo/Resources/layouts/CurrencyRecordRate/detailSmall.json

[
    {
        "rows": [
            [
                {
                    "name": "record"
                },
                {
                    "name": "baseCode"
                }
            ],
            [
                {
                    "name": "date"
                },
                {
                    "name": "rate"
                }
            ]
        ]
    }
]