Many models have a "Private Show" or "Ticket Show" goal. If the room collectively reaches the goal, the show begins for everyone who contributed (or everyone in the room, depending on the settings).
It is important to remember that the performers on Chaturbate are real people running a business. Attempting to bypass their paywalls isn't just a technical challenge; it’s attempting to take their work without compensation. Furthermore, trying to "hack" these systems puts your own digital security at massive risk.
The security architecture of major streaming platforms like Chaturbate is robust. Because private shows are a primary source of revenue for both the site and the performers, the stream data is encrypted and gated behind a payment wall.