curl --request GET \
  --url https://api.hubapi.com/account-info/2025-09/details \
  --header 'Authorization: Bearer <token>'

{
  "accountType": "APP_DEVELOPER",
  "additionalCurrencies": [
    "<string>"
  ],
  "companyCurrency": "<string>",
  "dataHostingLocation": "<string>",
  "portalId": 123,
  "timeZone": "<string>",
  "uiDomain": "<string>",
  "utcOffset": "<string>",
  "utcOffsetMilliseconds": 123
}