Errors

use_warnings
JSON::Schema, JSON::Schema::Error, JSON::Schema::Helper, JSON::Schema::Null, JSON::Schema::Result
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Sat 15 Dec 2012 11:42:00 PM JST
gpg:                using DSA key CEBF81286A2A7D39
gpg: Can't check signature: No public key