> For the complete documentation index, see [llms.txt](https://near-sdk-js.gitbook.io/near-sdk-js/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://near-sdk-js.gitbook.io/near-sdk-js/utils/interfaces.md).

# interfaces

- [Env](https://near-sdk-js.gitbook.io/near-sdk-js/utils/interfaces/env.md)
- [IntoStorageKey](https://near-sdk-js.gitbook.io/near-sdk-js/utils/interfaces/intostoragekey.md)