/**
 * Thrown by the SDK's local chain/token registry — not an orchestrator API
 * error. Kept distinct from `OrchestratorError` so consumers can catch
 * unsupported-chain/token failures separately from server-side errors.
 */
export declare class UnsupportedChainError extends Error {
    readonly chainId: number;
    constructor(chainId: number);
}
export declare class UnsupportedTokenError extends Error {
    readonly tokenSymbol: string;
    readonly chainId: number;
    constructor(tokenSymbol: string, chainId: number);
}
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