> Portal Navigation: > > - Append `.md` to any URL under `https://dev.wix.com/docs/` to get its markdown version. > - Pages are either content pages (article or reference text) or menu pages (a list of links to child pages). > - To get a menu page, truncate any URL to a parent path and append `.md` (e.g. `https://dev.wix.com/docs/sdk.md`, `https://dev.wix.com/docs/sdk/core-modules.md`). > - Top-level index of all portals: https://dev.wix.com/docs/llms.txt > - Full concatenated docs: https://dev.wix.com/docs/llms-full.txt # Method name: onOperationInvalidateCache(event: OperationInvalidateCache) # Method package: wixRestaurantsV2 # Method menu location: wixRestaurantsV2 --> onOperationInvalidateCache # Method Link: https://dev.wix.com/docs/velo/apis/wix-restaurants-v2/events/on-operation-invalidate-cache.md # Method Description: undefined # Method Code Examples: *** Note: do not assume any prop names or enum values other than the ones in the example. ## onOperationInvalidateCache example ```javascript export function wixRestaurantsOperationsV1_onOperationInvalidateCache(event) { const eventId = event.metadata.id const entityId = event.data.invalidateSsrCache._id; } ``` ---