/**
 * EIP-712 Typed Structured Data Utilities for Sequence0 Auth
 *
 * Provides domain-separated, replay-protected ownership proofs
 * using the EIP-712 standard. Wallets like MetaMask display
 * human-readable signing prompts instead of raw hex.
 *
 * Domain:  { name: "Sequence0", version: "1", chainId, verifyingContract: WalletFactory }
 * Type:    Sequence0Auth(string walletId, string action, uint256 timestamp)
 */
export { WALLET_FACTORY_ADDRESSES, SEQUENCE0_CHAIN_IDS } from './contracts';
/** EIP-712 type hash: keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)") */
export declare const EIP712_DOMAIN_TYPEHASH: string;
/** EIP-712 type hash: keccak256("Sequence0Auth(string walletId,string action,uint256 timestamp)") */
export declare const SEQUENCE0_AUTH_TYPEHASH: string;
/**
 * Compute the EIP-712 digest for a Sequence0 auth message.
 *
 * digest = keccak256("\x19\x01" || domainSeparator || hashStruct)
 *
 * where:
 *   domainSeparator = keccak256(abi.encode(DOMAIN_TYPEHASH, keccak256("Sequence0"), keccak256("1"), chainId, verifyingContract))
 *   hashStruct = keccak256(abi.encode(AUTH_TYPEHASH, keccak256(walletId), keccak256(action), timestamp))
 *
 * @param walletId - The wallet ID string
 * @param action - The action string (e.g. "sign", "dkg", "refresh", "reshare")
 * @param timestamp - Unix timestamp in seconds
 * @param chainId - Sequence0 chain ID (800800 for testnet, 800801 for mainnet)
 * @param walletFactory - WalletFactory contract address (verifyingContract)
 * @returns 32-byte digest as Uint8Array, ready for signing
 */
export declare function computeEip712Digest(walletId: string, action: string, timestamp: number, chainId: number, walletFactory: string): Uint8Array;
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