streamlink \
  --http-header 'authority=pull-1972.5centscdn.com' \
  --http-header 'sec-ch-ua="Google Chrome";v="89", "Chromium";v="89", ";Not A Brand";v="99"' \
  --http-header 'sec-ch-ua-mobile=?0' \
  --http-header 'user-agent=Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36' \
  --http-header 'accept=*/*' \
  --http-header 'origin=https://formulaonline1.net' \
  --http-header 'sec-fetch-site=cross-site' \
  --http-header 'sec-fetch-mode=cors' \
  --http-header 'sec-fetch-dest=empty' \
  --http-header 'referer=https://formulaonline1.net/' \
  --http-header 'accept-language=it-IT,it;q=0.9,en-US;q=0.8,en;q=0.7' \
  --http-header 'if-none-match="60602768-11e"' \
  --http-header 'if-modified-since=Sun, 28 Mar 2021 06:51:20 GMT' \
https://pull-1972.5centscdn.com/hls/streamnuevo.m3u8 best