# 30 Min Demo of TrueContent with Authentic Labs

> A quick demo of the Real platform and TrueContent. We can also cover GS1 Digital Link creation, GS1 resolvers, landing pages, analytics, and CTAs. Feel free to ask detailed questions on how we might help integrate Real into your existing systems and processes.

- Host: Authentic Labs
- Duration: 30 min
- Location: Zoom Video
- Host time zone: America/Denver
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/authenticlabs/30-min-demo-of-truecontent
- Event type id: 6278403

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=6278403&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 6278403,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `notes` (Additional notes), `guests` (Add guests)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.