-Mutf8 is missing on the command line:
perl -Mutf8 -MJSON::XS -MData::Dumper -E 'say Dumper(JSON::XS->new->decode(qq(["☻"])))' 
$VAR1 = [
          "\x{263b}"
        ];

($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord
}map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,

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In reply to Re: JSON and utf8 flag by choroba
in thread JSON and utf8 flag by Nick Kostirya

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