/**
 * Append line command payload definition.
 */
type AppendLine = {
    /**
     * The sheet identifier.
     *
     * @example '3BBFDEB9-E705-4AC1-846D-433446BA0C60'
     */
    id: string;
    /**
     * The expression to append.
     *
     * @example '$500 in EUR'
     */
    expression: string;
};
/**
 * Append an expression to a specific sheet in Soulver.
 *
 * @param payload Append line command payload.
 * @returns Soulver append line URL.
 * @example
 * appendLine({ id: '3BBFDEB9-E705-4AC1-846D-433446BA0C60', expression: '$500 in EUR' })
 * // => 'x-soulver://x-callback-url/append-line?id=3BBFDEB9-E705-4AC1-846D-433446BA0C60&expression=$500%20in%20EUR'
 * @link https://documentation.soulver.app/documentation/integrations/url-schemes
 */
export declare function appendLine(payload: AppendLine): string;
export {};