import type { AtomicBatchCall, Network, Token } from '@layerswap/widget-types';
import type { BatchTransferDepositAction, SwapBasicData } from '../lib/apiClients/layerSwapApiClient';
export declare const isTransactionHash: (value: unknown) => value is string;
export declare function isAtomicBatchEligible(input: {
    network: Network;
    token: Token;
    depositMethod: string | undefined;
    useGasless: boolean;
    sourceIsSupported: boolean;
    sourceAddress?: string;
    sourceExchange?: unknown;
    extended?: boolean;
}): boolean;
export declare function getAtomicBatchExpiry(action: Pick<BatchTransferDepositAction, 'valid_before' | 'expires_at'>): number;
export declare function validateAtomicBatch(action: BatchTransferDepositAction, swap: SwapBasicData, account: string, backendAccount?: string, now?: number): AtomicBatchCall[];
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