dump json 显示中文问题

[root@dr-mysql01 ~]# cat a2.pl 
my $url="http://192.168.32.101:3000/api/getcode?env=zj&phone=18072722237";
use  LWP::UserAgent;
use Encode;
 
my $ua = LWP::UserAgent->new;
$ua->timeout(10);
$ua->env_proxy;
$ua->agent("Mozilla/8.0");

my $response = $ua->get($url);



if ($response->is_success) {
 $r= $response->decoded_content;  # or whatever
}
else {
 die $response->status_line;
};
 use JSON qw/encode_json decode_json/;
 $d       = encode_utf8($r);
 $f       = decode_json($d);
print $f;
print "
";
use Data::Dumper;
my $var= Dumper($r);
print $var;
print "
";

my $var= Dumper($d);
print $var;
print "
";


my $var= Dumper($f);
print $var;
print "
";
print $f->[0]->[1];
print "
";
[root@dr-mysql01 ~]# perl a2.pl 
ARRAY(0x23050d8)
$VAR1 = '[["18072722237","ZJ没有找到需要的验证码信息"]]';

$VAR1 = '[["18072722237","ZJ没有找到需要的验证码信息"]]';

$VAR1 = [
          [
            '18072722237',
            "ZJx{e6}x{b2}x{a1}x{e6}x{9c}x{89}x{e6}x{89}x{be}x{e5}x{88}x{b0}x{e9}x{9c}x{80}x{e8}x{a6}x{81}x{e7}x{9a}x{84}x{e9}x{aa}x{8c}x{e8}x{af}x{81}x{e7}x{a0}x{81}x{e4}x{bf}x{a1}x{e6}x{81}x{af}"
          ]
        ];

ZJ没有找到需要的验证码信息