import { PublicKey } from "@solana/web3.js";
/**
 * User profile state structure
 */
export interface UserProfile {
    owner: PublicKey;
    nickname: string;
    bump: number;
}
/**
 * Derive the user profile PDA for a wallet
 *
 * @param wallet - User's wallet public key
 * @returns User profile PDA public key
 *
 * @example
 * ```typescript
 * const profilePda = getUserProfileAddress(wallet.publicKey);
 * const accountInfo = await connection.getAccountInfo(profilePda);
 * ```
 */
export declare function getUserProfileAddress(wallet: PublicKey): PublicKey;
/**
 * Derive the user profile PDA with bump
 *
 * @param wallet - User's wallet public key
 * @returns Tuple of [PDA, bump]
 */
export declare function getUserProfileAddressWithBump(wallet: PublicKey): [PublicKey, number];
/**
 * Parse a UserProfile account from raw buffer data
 *
 * @param data - Raw account data buffer (excluding 8-byte discriminator)
 * @returns Parsed UserProfile object
 * @throws Error if buffer is too small
 *
 * @example
 * ```typescript
 * const profilePda = getUserProfileAddress(wallet);
 * const accountInfo = await connection.getAccountInfo(profilePda);
 * if (accountInfo) {
 *   const profile = parseUserProfileAccount(accountInfo.data.slice(8));
 * }
 * ```
 */
export declare function parseUserProfileAccount(data: Uint8Array): UserProfile;
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