#!/usr/bin/perl
use strict;
use warnings;
use Mojo::UserAgent;
# your URL
my $url =
'https://public-api.wordpress.com/rest/v1/read/feed/http%3A%2F%2Fthe-art-of-autism.com%2Ffeed';
# create a Mojo:UserAgent
my $ua = Mojo::UserAgent->new;
# use $ua to get the url and assign the value of 'subscriber_count' in the json
# to avariable, $subscribers
my $subscribers = $ua->get( $url )->result->json->{subscribers_count};
# print the variable to screen
print "Number of subscribers: $subscribers\n";
####
Number of subscribers: 181
##
##
cpanm Mojolicious
(or if you don't have cpanm)
cpan Mojolicious