export to json

function main(workbook: ExcelScript.Workbook) {
	let tbl = workbook.getTable("Table1");


	let tblrange = tbl.getRangeBetweenHeaderAndTotal();
	let tblValues: string[][] = tblrange.getValues() as string [][];
	let returnArray: string = JSON.stringify(tblValues);
	return returnArray;

}