When I issue the following request for historical prices of DE0001135424 to Datascope Select, I get only "null" prices:

POST  https://selectapi.datascope.refinitiv.com/RestApi/v1/Extractions/ExtractWithNotes

Body:

{
    "ExtractionRequest": {
        "@odata.type": "#DataScope.Select.Api.Extractions.ExtractionRequests.PriceHistoryExtractionRequest",
        "ContentFieldNames": [
            "Trade Date",
            "Universal Close Price",
            "Currency Code",
            "FXIR Scaling Factor"
        ],
        "IdentifierList": {
            "@odata.type": "#DataScope.Select.Api.Extractions.ExtractionRequests.InstrumentIdentifierList",
            "InstrumentIdentifiers": [
                {
                    "Identifier": "DE0001135424",
                    "IdentifierType": "Isin"
                }
            ],
            "ValidationOptions": null,
            "UseUserPreferencesForValidationOptions": false
        },
        "Condition": {
            "QueryStartDate": "2019-12-07",
            "QueryEndDate": "2022-12-07",
            "AdjustedPrices": true
        }
    }
}