import type { LiFiStep } from '@lifi/types';
/**
 * Used to check if changed exchange rate is in the range of slippage threshold.
 * We use a slippage value as a threshold to trigger the rate change hook.
 * This can result in almost doubled slippage for the user and need to be revisited.
 * @param oldStep - old step
 * @param newStep - new step
 * @returns Boolean
 */
export declare function checkStepSlippageThreshold(oldStep: LiFiStep, newStep: LiFiStep): boolean;
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