OSIS-2036 fetch and convert data at once
OSIS-2036 fetch and convert data at once

uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/osis