Fetch a single V2 1:1 meeting by its id, scoped to your company.
Returns the meeting's title, status, participants, transcript text,
AI-generated summary brief, structured summary (topics, discussion
points, transcript quotes), collaborative document HTML, and key
timestamps — the same shape the web show action returns.

Input:

• id (string, required) — the meeting's BSON ObjectId.

A meeting that doesn't exist in your company, or one you're not a
participant in, is reported as not found.

Required OAuth scope: checkins:read or growth:read