curl --request POST \
  --url https://api.hubapi.com/scheduler/v3/meetings/meeting-links/book \
  --header 'Content-Type: application/json' \
  --header 'private-app: <api-key>' \
  --data '{
  "duration": 123,
  "firstName": "<string>",
  "lastName": "<string>",
  "likelyAvailableUserIds": [
    "<string>"
  ],
  "timezone": "<string>",
  "legalConsentResponses": [
    {
      "communicationTypeId": "<string>",
      "consented": true
    }
  ],
  "startTime": "2023-11-07T05:31:56Z",
  "formFields": [
    {
      "name": "<string>",
      "value": "<string>"
    }
  ],
  "locale": "<string>",
  "slug": "<string>",
  "email": "<string>"
}'

{
  "calendarEventId": "<string>",
  "contactId": "<string>",
  "bookingTimezone": "<string>",
  "legalConsentResponses": [
    {
      "communicationTypeId": "<string>",
      "consented": true
    }
  ],
  "subject": "<string>",
  "start": "2023-11-07T05:31:56Z",
  "locale": "<string>",
  "webConferenceUrl": "<string>",
  "duration": 123,
  "guestEmails": [
    "<string>"
  ],
  "webConferenceMeetingId": "<string>",
  "location": "<string>",
  "isOffline": true,
  "end": "2023-11-07T05:31:56Z",
  "formFields": [
    {
      "translatedLabel": "<string>",
      "valueLabel": "<string>",
      "name": "<string>",
      "isCustom": true,
      "label": "<string>",
      "value": "<string>",
      "fieldType": "<string>"
    }
  ]
}