import { Address, Hex, PublicClient, WalletClient } from 'viem';
export type PermitDetails = {
    token: Address;
    amount: bigint;
    expiration: bigint;
    nonce: bigint;
};
export type PermitSingle = {
    details: PermitDetails;
    spender: Address;
    sigDeadline: bigint;
};
export type PermitBatch = {
    details: PermitDetails[];
    spender: Address;
    sigDeadline: bigint;
};
export type TransferDetail = {
    from: Address;
    to: Address;
    amount: bigint;
    token: Address;
};
export declare function getNonce(userAddress: Address, tokenAddress: Address, spenderAddress: Address, publicClient: PublicClient, permit2Address: Address): Promise<number>;
export declare function signPermit(permit: PermitSingle, walletClient: WalletClient, chainId: number, permit2Address: Address): Promise<Hex>;
export declare function getPermitSignature(permit: PermitSingle, chainId: number, permit2Address: Address, publicClient: PublicClient, walletClient: WalletClient): Promise<Hex>;
export declare function getPermitBatchSignature(permit: PermitBatch, walletClient: WalletClient, chainId: number, permit2Address: Address, publicClient: PublicClient): Promise<Hex>;
export declare function signPermitBatch(permit: PermitBatch, walletClient: WalletClient, chainId: number, permit2Address: Address): Promise<Hex>;
//# sourceMappingURL=Permit2.d.ts.map