/**
 * Ethereum contract utilities for Audius.
 *
 * Exports EthereumService — a configured service that exposes viem contract
 * instances for all Audius Ethereum contracts, using ABIs + addresses from
 * @audius/eth with optional per-environment address overrides.
 *
 * Also re-exports all contract definitions from @audius/eth for discoverability,
 * and provides standalone client factories for advanced use cases.
 */
import { AudiusToken, AudiusWormhole, ClaimsManager, DelegateManager, EthRewardsManager, Governance, Registry, ServiceProviderFactory, ServiceTypeManager, Staking, TrustedNotifierManager } from '@audius/eth';
import { type Hex, type GetContractReturnType, type PublicClient, type WalletClient } from 'viem';
import type { EthereumServiceConfig } from './types';
export * from '@audius/eth';
export type { EthereumServiceConfig };
/**
 * Configured Ethereum service for Audius protocol contracts.
 *
 * Exposes viem contract instances (`.read.*`, `.simulate.*`) for each
 * Audius contract, plus composite helpers for permit and Wormhole bridge transfer.
 */
export declare class EthereumService {
    readonly publicClient: PublicClient;
    readonly walletClient: WalletClient;
    private readonly audiusWalletClient;
    readonly audiusToken: GetContractReturnType<typeof AudiusToken.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly audiusWormhole: GetContractReturnType<typeof AudiusWormhole.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly staking: GetContractReturnType<typeof Staking.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly delegateManager: GetContractReturnType<typeof DelegateManager.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly governance: GetContractReturnType<typeof Governance.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly serviceProviderFactory: GetContractReturnType<typeof ServiceProviderFactory.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly claimsManager: GetContractReturnType<typeof ClaimsManager.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly ethRewardsManager: GetContractReturnType<typeof EthRewardsManager.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly serviceTypeManager: GetContractReturnType<typeof ServiceTypeManager.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly trustedNotifierManager: GetContractReturnType<typeof TrustedNotifierManager.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    readonly registry: GetContractReturnType<typeof Registry.abi, {
        public: PublicClient;
        wallet: WalletClient;
    }>;
    constructor(config: EthereumServiceConfig);
    /**
     * EIP-2612 permit: approve a spender to transfer AUDIO tokens on behalf of
     * the owner using a signed message instead of an on-chain approve() tx.
     */
    permitAudioToken({ spender, value }: {
        spender: Hex;
        value: bigint;
    }): Promise<Hex>;
    /**
     * Transfer AUDIO tokens through the Wormhole bridge to Solana.
     */
    wormholeTransferTokens({ amount, recipient }: {
        amount: bigint;
        recipient: Hex;
    }): Promise<Hex>;
}