export interface IMt5RetcodeView {
    /** Stable machine code (one of the MT5_RETCODE values). */
    code: number;
    /** Short human label, e.g. `PRICE_OFF_QUOTES`. */
    label: string;
    /** One-line FE-facing message. */
    message: string;
    /** What the FE should do — surface a toast, re-quote, retry, etc. */
    suggestion: 'show-as-rejected' | 'show-as-cancelled' | 're-quote-and-retry' | 'show-new-params' | 'show-no-quotes' | 'retry-shortly';
}
/**
 * Look up an MT5 broker retcode. Returns `null` if the code is unknown —
 * FE should fall back to `error.message` from `action_result.error`.
 *
 * @param retcode  — the integer from `action_result.output.data.retcode`
 */
export declare function viewMt5Retcode(retcode: number | null | undefined): IMt5RetcodeView | null;
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