Organizations: rvr Formats: https://www.iana.org/assignments/media-types/application/json https://www.iana.org/assignments/media-types/application/parquet https://www.iana.org/assignments/media-types/application/vnd.openxmlformats-officedocument.spreadsheetml.sheet https://www.iana.org/assignments/media-types/text/csv
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