curl --request PUT \
  --url http://localhost:3000/api/v1/config/global \
  --header 'Content-Type: application/json' \
  --cookie nut-session= \
  --data '
{
  "apiKeys": {},
  "defaultModel": "<string>"
}
'

{
  "success": true,
  "data": {
    "config": {
      "apiKeys": {},
      "defaultModel": "<string>"
    }
  }
}