let url_utm= location.search;
let get_metk =Object.fromEntries((url_utm.match(/(?<=utm_).+?=[^&]*/gu) || []).map(n => n.split('=')));
console.log(get_metk['source']);
const utm = Object.fromEntries(Array
.from(new URLSearchParams(location.search))
.filter(n => n[0].startsWith('utm_'))
.map(n => [ n[0].slice(4), n[1] ])
);