$.ajax({
        type: "GET",
        url: "http://spartacodingclub.shop/sparta_api/seoulair",
        data: {},
        success: function(response){
            let rows = (response['RealtimeCityAir']['row'])
            for (let i =0; i < rows.length; i++) {
                let gu_name = rows[i]['MSRSTE_NM"]
                let gu_mise = rows[i]['IDEX_MVL"]
                    console.log(gu_name,gu_mise)
    }
}
})
 검사창 콘솔창에서 오류가 뜨네요..