curl --location --request GET "https://api.kashimi.tech/api/v1/capabilities/providers/countries"
--header "Accept: application/json"
--header "Authorization: Bearer YOUR_ACCESS_TOKEN"

[
  "DE",
  "LT",
  "NL"
]

{
  "statusCode": 401,
  "title": "Unauthorized",
  "message": "Unauthorized"
}

{
  "statusCode": 403,
  "title": "Forbidden",
  "message": "Access denied"
}