Checklist retrieved successfully

Invalid checklist ID or checklist not found

Unauthorized access, invalid or missing session ID

Rate limit or concurrency limit exceeded, or a temporary penalty window
is active.

Limits for this endpoint:

• max 1000 requests per 60 seconds
• max 8 concurrent requests

The server may also apply a short protective penalty window (default
5 seconds). During this window, requests return HTTP 429 with
reason: "penalty".