> For the complete documentation index, see [llms.txt](https://docs.fetcch.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fetcch.xyz/how-to-integrate/guides.md).

# Guides

- [Authentication](https://docs.fetcch.xyz/how-to-integrate/guides/authentication.md): User signature is required to fetch data
- [Identity](https://docs.fetcch.xyz/how-to-integrate/guides/identity.md)
- [How to resolve identity?](https://docs.fetcch.xyz/how-to-integrate/guides/identity/how-to-resolve-identity.md)
- [How to create identity?](https://docs.fetcch.xyz/how-to-integrate/guides/identity/how-to-create-identity.md): Create Identity under your own namespace
- [How to update identity?](https://docs.fetcch.xyz/how-to-integrate/guides/identity/how-to-update-identity.md): Process of updating an identity
- [Transaction Requests](https://docs.fetcch.xyz/how-to-integrate/guides/transaction-requests.md)
- [How to get transaction requests?](https://docs.fetcch.xyz/how-to-integrate/guides/transaction-requests/how-to-get-transaction-requests.md): Process of getting transaction requests
- [How to create transaction request?](https://docs.fetcch.xyz/how-to-integrate/guides/transaction-requests/how-to-create-transaction-request.md): Process of creating a transaction request
- [How to build transaction?](https://docs.fetcch.xyz/how-to-integrate/guides/transaction-requests/how-to-build-transaction.md): Build Same or Cross chain transactions
- [How to resolve transaction request?](https://docs.fetcch.xyz/how-to-integrate/guides/transaction-requests/how-to-resolve-transaction-request.md): Resolve a payment request
- [Address Books](https://docs.fetcch.xyz/how-to-integrate/guides/address-books.md)
- [How to get address books?](https://docs.fetcch.xyz/how-to-integrate/guides/address-books/how-to-get-address-books.md): Process of fetching address books
- [How to create address books?](https://docs.fetcch.xyz/how-to-integrate/guides/address-books/how-to-create-address-books.md): Process of creating address book
- [How to share address book?](https://docs.fetcch.xyz/how-to-integrate/guides/address-books/how-to-share-address-book.md): Sharing address books has never been easy
- [How to accept address book request?](https://docs.fetcch.xyz/how-to-integrate/guides/address-books/how-to-accept-address-book-request.md): Accepting request to address book
- [Utility](https://docs.fetcch.xyz/how-to-integrate/guides/utility.md)
- [How to sign messages?](https://docs.fetcch.xyz/how-to-integrate/guides/utility/how-to-sign-messages.md)
- [EVM](https://docs.fetcch.xyz/how-to-integrate/guides/utility/how-to-sign-messages/evm.md)
- [Solana](https://docs.fetcch.xyz/how-to-integrate/guides/utility/how-to-sign-messages/solana.md)
- [Aptos](https://docs.fetcch.xyz/how-to-integrate/guides/utility/how-to-sign-messages/aptos.md)
- [EIP-6492 Compatible Signatures](https://docs.fetcch.xyz/how-to-integrate/guides/utility/how-to-sign-messages/eip-6492-compatible-signatures.md): Fetcch supports EIP-6492 for pre-deployed smart accounts
- [How to generate & verify proofs for identity?](https://docs.fetcch.xyz/how-to-integrate/guides/utility/how-to-generate-and-verify-proofs-for-identity.md)