export declare class TossError extends Error {
    code: string;
    details?: any | undefined;
    constructor(message: string, code: string, details?: any | undefined);
}
export declare class IntentValidationError extends TossError {
    constructor(message: string, details?: any);
}
export declare class NetworkError extends TossError {
    constructor(message: string, details?: any);
}
export declare class StorageError extends TossError {
    constructor(message: string, details?: any);
}
export declare class SignatureError extends TossError {
    constructor(message: string, details?: any);
}
export declare const ERROR_CODES: {
    readonly INVALID_INTENT: "INVALID_INTENT";
    readonly NETWORK_ERROR: "NETWORK_ERROR";
    readonly STORAGE_ERROR: "STORAGE_ERROR";
    readonly SIGNATURE_VERIFICATION_FAILED: "SIGNATURE_VERIFICATION_FAILED";
    readonly INTENT_EXPIRED: "INTENT_EXPIRED";
    readonly INSUFFICIENT_FUNDS: "INSUFFICIENT_FUNDS";
    readonly TRANSACTION_FAILED: "TRANSACTION_FAILED";
};
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