Filter Object by key

filterObjByKey.js

const metadata = {
	'asset_yolo': 'yolo',
  'preview_img': 'preview_img',
  'asset_test': 'test',
  'image_url': 'url'
}

function filterByKey([key]) {
	return key.startsWith('asset_');
}

function mapMetadataToArray([key, value]) {
	return { key: key.replace(/asset_/g, ''), value };
}

const data = Object.entries(metadata)
									 .filter(filterByKey)
                   .map(mapMetadataToArray);