curl --request POST \
  --url 'https://api.flashcat.cloud/status-page/template/upsert?app_key=' \
  --header 'Content-Type: application/json' \
  --data '
{
  "page_id": 5720156736380,
  "type": "pre_defined",
  "template": {
    "title": "Service Disruption",
    "event_type": "incident",
    "status": "investigating",
    "description": "We are investigating a service disruption affecting some users."
  }
}
'

{
  "request_id": "01HK8XQE3Z7JM2NTFQ5YJ8P9R4",
  "data": {
    "template_id": "01KP0339G5XDEPM4R86T2B23EP"
  }
}