curl --request PUT \
  --url https://api.zupy.com/api/v2/integrations/webhooks/ \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "webhook_url": "<string>",
  "webhook_events": [
    "<string>"
  ]
}
'

{
  "webhook_url": "<string>",
  "webhook_events": [
    "<string>"
  ],
  "webhook_secret": "<string>",
  "available_events": [
    "<string>"
  ]
}