curl --request GET \
  --url https://api.hubapi.com/scheduler/v3/meetings/meeting-links/book/{slug} \
  --header 'Authorization: Bearer <token>'

{
  "allUsersBusyTimes": [
    {
      "busyTimes": [
        {
          "end": 123,
          "start": 123
        }
      ],
      "isOffline": true,
      "meetingsUser": {
        "calendarProvider": "EXCHANGE",
        "id": "<string>",
        "isSalesStarter": true,
        "userId": "<string>",
        "userProfile": {
          "email": "<string>",
          "firstName": "<string>",
          "fullName": "<string>",
          "lastName": "<string>"
        }
      }
    }
  ],
  "customParams": {
    "availability": {},
    "durations": [
      123
    ],
    "formFields": [
      {
        "fieldType": "<string>",
        "isCustom": true,
        "isRequired": true,
        "label": "<string>",
        "name": "<string>",
        "options": [
          {
            "description": "<string>",
            "displayOrder": 123,
            "doubleData": 123,
            "hidden": true,
            "label": "<string>",
            "readOnly": true,
            "value": "<string>"
          }
        ],
        "type": "<string>"
      }
    ],
    "legalConsentEnabled": true,
    "meetingBufferTime": 123,
    "ownerPrioritized": true,
    "startTimeIncrementMinutes": "FIFTEEN",
    "weeksToAdvertise": 123,
    "customAvailabilityEndDate": 123,
    "customAvailabilityStartDate": 123,
    "displayInfo": {
      "avatar": "<string>",
      "companyAvatar": "<string>",
      "headline": "<string>",
      "publicDisplayAvatarOption": "COMPANY_LOGO"
    },
    "language": "<string>",
    "locale": "<string>",
    "location": "<string>",
    "redirectUrl": "<string>",
    "welcomeScreenInfo": {
      "description": "<string>",
      "logoUrl": "<string>",
      "showWelcomeScreen": true,
      "title": "<string>",
      "useCompanyLogo": true
    }
  },
  "isOffline": true,
  "linkId": "<string>",
  "linkType": "GROUP_CALENDAR"
}