Returns the org this key is bound to (server-resolved from auth, never the body), the current plan/tier, a per-feature `entitlements` map (included? + remaining/limit for metered features), and `costCeilings` (e.g. the generate_media per-call USD ceiling). Read it BEFORE a metered call (create_render / create_composition / generate_media / create_brand_kit) to budget without burning a round-trip on a 402. Plan/entitlement values come from the billing backend best-effort; unknown values are…