import { JsonRpcProvider } from 'ethers';
export interface AmountValidationOptions {
    maxAmount?: bigint;
    minAmount?: bigint;
    requirePositive?: boolean;
    allowFullBalance?: boolean;
}
export declare function validateTransferAmount(amount: bigint, balance: bigint, options?: AmountValidationOptions): void;
export declare function waitForTransaction(txResponse: any, confirmations?: number, timeoutMs?: number): Promise<any>;
export declare class NonceManager {
    private pendingNonces;
    private provider;
    constructor(provider: JsonRpcProvider);
    getNextNonce(address: string, forceRefresh?: boolean): Promise<number>;
    releaseNonce(address: string, nonce: number): void;
    clearNonces(address: string): void;
    clearAll(): void;
}
export declare function estimateGasWithMargin(provider: JsonRpcProvider, tx: any, marginPercent?: number): Promise<bigint>;
export declare function calculateMaxTransferAmount(balance: bigint, gasLimit: bigint, gasPrice: bigint): bigint;
export declare function checkSufficientGas(balance: bigint, amount: bigint, gasLimit: bigint, gasPrice: bigint): boolean;
export declare class TransactionBuilder {
    private provider;
    private tx;
    constructor(provider: JsonRpcProvider);
    to(address: string): this;
    value(amount: bigint): this;
    data(data: string): this;
    gasLimit(limit: bigint): this;
    gasPrice(price: bigint): this;
    maxFeePerGas(fee: bigint): this;
    maxPriorityFeePerGas(fee: bigint): this;
    nonce(nonce: number): this;
    build(options?: {
        addGasMargin?: boolean;
        marginPercent?: number;
    }): Promise<any>;
}