curl --location --request POST '/advisor/availability/check-overlap' \
--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",
"excludeId": 0
}'{
"hasOverlap": true
}