overlay: 1.0.0 info: title: API Evangelist enhancements for SmartNews Marketing API version: 1.0.0 extends: openapi/smartnews-marketing-openapi.json actions: - target: $.info update: x-apievangelist-enriched: '2026-07-21' x-apievangelist-provider: smartnews x-apievangelist-product: SmartNews Ads Marketing API - target: $.info update: x-agent-readiness-notes: >- OAuth2 bearer (JWT) auth; page/page_size pagination; custom error envelope (error.type/message/retriable); no idempotency-key; 429 rate limiting with retry guidance.