curl --request POST \
  --url https://flowra.dev/api/v1/trigger_instances/{slug}/upsert \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "connectedAccountId": "con_123456",
  "triggerConfig": {
    "webhook_url": "https://myapp.com/webhook",
    "events": [
      "message.created",
      "message.updated"
    ],
    "filters": {
      "channel": "#general"
    }
  }
}
'

{
  "success": true,
  "message": "Operation completed successfully",
  "data": {}
}