import type { Address } from 'viem';
/**
 * Operator override (Statsig `swappedwithdrawalsourceoverrides`) pinning a
 * Swapped withdrawal to a known-good accepted asset, keyed on the source asset,
 * for when the config's requested target isn't supported by Swapped. `when`
 * matches the source; `use` is the target the Relay quote delivers.
 */
export interface SwappedSourceRouteOverride {
    when: {
        chainId: string;
        tokenAddress: string;
    };
    use: {
        chainId: string;
        tokenAddress: Address;
        symbol: string;
    };
}
/**
 * First well-formed override whose `when` matches the source asset, or
 * `undefined`. First match wins so ops can order more specific rules ahead of
 * broader ones.
 */
export declare function findSwappedSourceOverride(overrides: readonly SwappedSourceRouteOverride[] | undefined, source: {
    chainId: string;
    tokenAddress: string;
}): SwappedSourceRouteOverride | undefined;