curl --request POST \
  --url http://localhost:3000/api/v1/notifications/send \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "channel": "<string>",
  "title": "<string>",
  "body": "<string>",
  "severity": "info",
  "delayMs": 1
}
'

{
  "ok": true,
  "data": null
}