curl --request GET \
  --url 'https://{domain}/api/v2/network/advertisers/{id}?api-key='

{
  "status": "success",
  "code": 200,
  "name": "OK",
  "message": "<string>",
  "info": {
    "advertiser": {
      "id": 123,
      "external_id": "<string>",
      "email": "<string>",
      "firstname": "<string>",
      "lastname": "<string>",
      "auth_key": "<string>",
      "access_token": "<string>",
      "expiration_time": "<string>",
      "contacts": "<string>",
      "custom_fields": "<string>",
      "account_balance": "<string>",
      "company_name": "<string>",
      "website_url": "<string>",
      "phone": "<string>",
      "image": "<string>",
      "notes": "<string>",
      "payment_details": "<string>",
      "status": 123,
      "api_status": 123,
      "api_key": "<string>",
      "country": 123,
      "region": "<string>",
      "city": "<string>",
      "address": "<string>",
      "postal_code": "<string>",
      "tags": "<string>",
      "ip": "<string>",
      "number_format_id": 123,
      "date_format_id": 123,
      "timezone": "<string>",
      "conversions": 123,
      "email_notifications": 123,
      "email_mailroom": 123,
      "created": 123,
      "updated": 123,
      "visited": 123,
      "activity": 123,
      "twoFA_enabled": 123,
      "require_postback_token": 123,
      "postback_token": "<string>",
      "registration": "<string>",
      "tags_selected": "<string>",
      "managers_assigned": "<string>",
      "country_selected": "<string>",
      "offers_count": 123,
      "utm_source": "<string>",
      "utm_medium": "<string>",
      "utm_campaign": "<string>",
      "utm_term": "<string>",
      "utm_content": "<string>",
      "show_affiliate_details": 123
    }
  }
}