overlay: 1.0.0 info: title: API Evangelist enhancements for the Wallapop Webhooks Connect API version: 1.0.0 extends: openapi/wallapop-webhooks-openapi-original.yml x-provenance: generated: '2026-07-21' method: generated source: openapi/wallapop-webhooks-openapi-original.yml actions: - target: $.info update: x-apievangelist: provider: wallapop harvested: '2026-07-21' source: https://developers.wallapop.com/_bundle/apis/webhooks.yaml artifacts: event-catalog: asyncapi/wallapop-webhooks-catalog.yml conventions: conventions/wallapop-conventions.yml - target: $.info update: x-apievangelist-note: >- Webhook deliveries are signed with HMAC-SHA256 over "payload:timestamp" using the per-webhook token (X-Wallapop-Signature + X-Wallapop-Timestamp headers); the 18 subscribable event types are catalogued in asyncapi/wallapop-webhooks-catalog.yml.