curl --request POST \
  --url https://api.notiline.net/v1/campaign/send \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "sender": "NOTILINE",
  "group_id": "GROUP_123",
  "title": "Titre de la campagne",
  "message": "Bonjour le monde!",
  "send_at": "2023-02-15T12:00:00.000000Z"
}
'

{
  "status": 200,
  "message": "success",
  "data": {
    "costs": 10,
    "channel": "SMS",
    "lot": "CA_123456",
    "send_at": "2023-02-15T12:00:00.000000Z"
  }
}