/**
 * Updates notes field for a specified Datawrapper chart, table or map. By default, this function looks for the API key in process.env.DATAWRAPPER_KEY.
 *
 *
 * @example
 * Basic usage
 * ```js
 * import { updateNotesDW, formatDate } from "journalism"
 *
 * const chartID = "myChartId"
 * const dateString = formatDate(new Date(), "Month DD, YYYY, at HH:MM period", { abbreviations: true })
 * const note = `This chart was last updated on ${dateString}`
 *
 * await updateNotesDW(chartID, note)
 *
 * // If your API key is stored under a different name in process.env, use the options.
 * await updateNotesDW(chartID, note, { apiKey: "DW_KEY" })
 * ```
 *
 * @param chartId - The ID of the chart to update.
 * @param note - The note content to update in the chart.
 * @param options - Optional parameters.
 * @param options.apiKey - The process.env API key name to use for authentication. If not provided, defaults to process.env.DATAWRAPPER_KEY.
 * @param options.returnResponse - If true, the function returns the response object from the fetch call.
 *
 * @category Dataviz
 */
export default function updateNotesDW(chartId: string, note: string, options?: {
    apiKey?: string;
    returnResponse?: boolean;
}): Promise<void | Response>;