language
If using csv or simplecsv as format, the language parameter controls how date, time, and decimal values are formatted during export and parsed during import.
For exports, the language parameter controls the language of the column headers.
As default, the language from the program settings of the API/OData user or administrator used for the API call is used.
Can be one of de-AT, de-CH, de-DE, de-LI, de-LU, en-AU, en-CA, en-GB, en-IE, en-NZ, en-US, en-ZA, es-AR, es-CL, es-CO, es-ES, es-MX, es-US, fr-BE, fr-CA, fr-CH, fr-FR, fr-LU, it-CH, it-IT, pt-BR, or pt-PT.