# this request was translated from Curl command-line
  # by [Corion]'s https://corion.net/curl2lwp.psgi
  my $req = HTTP::Request->new(
    'POST' =>
'https://www.mapcoordinates.net/admin/component/edit/Vpc_MapCoordinates_Advanced_GoogleMapCoords_Component/Component/json-get-elevation',
    [
      'Connection'      => 'keep-alive',
      'Accept'          => '*/*',
      'Accept-Encoding' => 'gzip, x-gzip, deflate, x-bzip2, bzip2',
      'Accept-Language' => 'en-US,en;q=0.5',

      #        'Host'            => 'www.mapcoordinates.net:443',
      'Referer'    => 'https://www.mapcoordinates.net/en',
      'User-Agent' =>
        'Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0',
      'Content-Length'   => $payloadlen,
      'Content-Type'     => 'application/x-www-form-urlencoded; charset=UTF-8',
      'DNT'              => '1',
      'Origin'           => 'https://www.mapcoordinates.net',
      'X-Requested-With' => 'XMLHttpRequest'
    ],
    $payload
  );
  die "call to HTTP::Request has failed" unless $req;