curl --request GET \
  --url https://api.mudstack.com/accounts/limits \
  --header 'Authorization: Bearer <token>' \
  --header 'x-account-id: <x-account-id>'

{
  "isTemporary": true,
  "expiresInDays": 123,
  "storage": {
    "current": 123,
    "max": 123
  },
  "assets": {
    "current": 123,
    "max": 123
  },
  "users": {
    "current": 123,
    "max": 123
  }
}