/**
 * Local unwrap operations for liquidity manager.
 */
import type { EvmReadProvider, EvmWriteProvider } from "../../types/evm.js";
import { type FeeOverrides } from "../../utils/fees.js";
import type { LiquidityActionResult, LocalUnwrapQuote } from "./types.js";
/**
 * Parameters for `unwrapWithLiquidityManager`.
 */
export interface LocalUnwrapParams {
    /** Write provider used to sign and submit transactions. */
    writeProvider: EvmWriteProvider;
    /** Optional read provider for reads and receipt polling. */
    readProvider?: EvmReadProvider;
    /** Liquidity manager contract address. */
    liquidityManagerAddress: string;
    /** zERC20 token contract address. */
    zerc20TokenAddress: string;
    /** Amount to unwrap (bigint-like). */
    amount: bigint | number | string;
    /** Recipient of the underlying token. Defaults to the wallet's account. */
    recipient?: string;
    /** Optional fee overrides (e.g., gas, maxFeePerGas). */
    feeOverrides?: FeeOverrides;
    /**
     * Minimum acceptable output amount.
     * @remarks
     * If provided, the SDK re-quotes `quoteUnwrapFee` and rejects the transaction client-side
     * when `expectedOut < minAmountOut` (pre-flight slippage check).
     */
    minAmountOut?: bigint;
}
/**
 * Quote local unwrap fee and expected output for a given amount.
 * @param params.provider - Provider to use for contract reads.
 * @param params.liquidityManagerAddress - Liquidity manager contract address.
 * @param params.amount - Amount to unwrap (bigint-like).
 */
export declare function quoteLocalUnwrap(params: {
    provider: EvmReadProvider;
    liquidityManagerAddress: string;
    amount: bigint | number | string;
}): Promise<LocalUnwrapQuote>;
/**
 * Unwrap zERC20 into the underlying token via the liquidity manager.
 * @remarks
 * - This may submit an `approve` transaction for the zERC20 if allowance is insufficient.
 * - If `minAmountOut` is provided, a pre-flight re-quote is performed before submitting the transaction.
 * @throws If `amount` is not positive.
 * @throws If the pre-flight slippage check fails (`expectedOut < minAmountOut`).
 * @returns Transaction hash for the unwrap, plus optional approval transaction hash.
 */
export declare function unwrapWithLiquidityManager(params: LocalUnwrapParams): Promise<LiquidityActionResult>;
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