# PublishMarketplaceApp > Type in domain **Marketplace** - HTML: [PublishMarketplaceApp.html](PublishMarketplaceApp.html) - Raw SDL: [PublishMarketplaceApp.sdl](PublishMarketplaceApp.sdl) - Covered by: [llms.txt](../llms.txt) ## Fields - `id`: `String!` — The ID of the published marketplace app.