my @medewerkers;
    open(my $FH, '<:encoding(utf8)', \$res->content) || die("could not open result as file: $!");
    my $csv = Text::CSV->new({ sep_char => ';', 
                               binary => 1, 
			       auto_diag => 1});
    $csv->header($FH,{detect_bom => 1});
    while (my $row = $csv->getline_hr($FH) ){
      push @medewerkers, $row;
    }
    close $FH;
    return \@medewerkers;