curl --request GET \
  --url https://api.astronpay.co/api/v1/webhook/events \
  --header 'x-api-key: <api-key>' \
  --header 'x-api-secret: <api-key>'

{
  "events": [
    {
      "event": "order.completed",
      "description": "<string>",
      "payloadSchema": {}
    }
  ]
}