curl --request GET \
  --url https://services.leadconnectorhq.com/calendars/{calendarId}/notifications/{notificationId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Version: <version>'

{
  "_id": "<string>",
  "receiverType": "contact",
  "additionalEmailIds": [
    "example1@email.com",
    "example2@email.com"
  ],
  "additionalPhoneNumbers": [
    "+919876744444",
    "+919876744445"
  ],
  "channel": "email",
  "notificationType": "confirmation",
  "isActive": true,
  "additionalWhatsappNumbers": [
    "+919876744444",
    "+919876744445"
  ],
  "templateId": "0as9d8as0d",
  "body": "This is a test notification",
  "subject": "Test Notification",
  "afterTime": [
    {
      "timeOffset": 1,
      "unit": "hours"
    }
  ],
  "beforeTime": [
    {
      "timeOffset": 1,
      "unit": "hours"
    }
  ],
  "selectedUsers": [
    "user1",
    "user2"
  ],
  "deleted": false
}