curl --request DELETE \
  --url https://api.artu.ai/alerts/{alertId}/items/batch \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'X-Environment: <api-key>' \
  --data '
{
  "itemIds": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ]
}
'

{
  "removed": 123
}