HTTP status 402 · Retry: No · Failed requests never cost credits.
402 response
Why
The request needs a feature or allowance of a higher plan: more tracked keywords or watched apps than your plan holds, several countries in one call,country=all, or a Studio-only feature such as white-label audits.
Fix
Upgrade in the dashboard under Settings > Billing, or stay within your plan (untrack keywords, ask for one country).error.hint names the limit you hit.