curl --request GET \
  --url https://core-api.getaptly.com/api/board/{boardId}/configuration/theme \
  --header 'x-token: <api-key>'

{
  "data": {
    "name": "<string>",
    "cardName": "<string>",
    "color": "<string>",
    "icon": "<string>",
    "description": "<string>",
    "shortCode": "<string>"
  }
}