C# integration
curl \ -H "X-Billbee-Api-Key: $API_KEY" \ https://app.billbee.io/api/v1/events
curl \ -H "X-Billbee-Api-Key: $API_KEY" \ https://app.billbee.io/api/v1/orders
curl \ -H "X-Billbee-Api-Key: $API_KEY" \ https://app.billbee.io/api/v1/layouts