curl --location --request PUT '/availability/' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
"starttijd": "2019-08-24T14:15:22.123Z",
"eindtijd": "2019-08-24T14:15:22.123Z",
"status": "BESCHIKBAAR",
"herhalingType": "GEEN",
"herhalingEinddatum": "2019-08-24"
}'