try this one:

var ws = xlsx.utils.aoa_to_sheet([])

xlsx.utils.sheet_add_json(ws, [["TITLE HERE"]], {skipHeader: true})

xlsx.utils.sheet_add_json(ws, [{a: 1, b: 1}, {a: 2, b: 2}], {origin: 2})

const workbook = xlsx.utils.book_new()

xlsx.utils.book_append_sheet(workbook, ws, "LAPORAN PEMBELIAN")

let fileName = "purchase-invoice.xlsx"

xlsx.writeFile(workbook, fileName)