% perl -MHTTP::Tiny -MJSON::PP -le 'print decode_json(HTTP::Tiny->new->get("https://fastapi.metacpan.org/v1/module/" . shift)->{content})->{version}' Encode     
3.21

perl -MHTTP::Tiny -MJSON::PP -le 'print decode_json(HTTP::Tiny->new->get("https://fastapi.metacpan.org/v1/module/" . shift)->{content})->{version}' Config
<NOTHING GETS PRINTED>

##</code><code>##

fastapi.metacpan.org/v1/module/Encode 

{ "abstract" : "character encodings in Perl"...

fastapi.metacpan.org/v1/module/Config

{ "code" : 404, "message" : "Not found" }