/**
 * Show card command payload definition.
 */
type ShowCard = {
    /**
     * Card id.
     */
    id?: string;
    /**
     * Card shortlink (can be with or without the "https://trello.com/c/" prefix).
     */
    shortlink?: string;
    /**
     * Source identifier for x-callback-url.
     */
    xSource?: string;
};
/**
 * Links to a card.
 *
 * @param payload Show card command payload.
 * @returns Trello show card URL.
 * @example
 * showCard({
 *   id: '526e7338ffa7dfb94d0084a6',
 * })
 * // => 'trello://x-callback-url/showCard?id=526e7338ffa7dfb94d0084a6'
 * @example
 * showCard({
 *   shortlink: 'abc123',
 *   xSource: 'MyTestApp',
 * })
 * // => 'trello://x-callback-url/showCard?shortlink=abc123&x-source=MyTestApp'
 * @link https://support.atlassian.com/trello/docs/automate-with-url-scheme/
 */
export declare function showCard(payload?: ShowCard): string;
export {};