Errors

valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Thu 15 Mar 2012 03:44:08 AM JST
gpg:                using RSA key 8779F3447197636C
gpg: Can't check signature: No public key
--- SIGNATURE Tue Feb  2 16:25:11 2021
+++ 
@@ -1,6 +1,7 @@
-SHA1 645692d934e05bf18bec1417377bb63db46f813c MANIFEST
-SHA1 f3fa2dff55403a537f18b4271ffdc7bf31418cbd META.yml
-SHA1 2f26467011e47872095c7c575454536ae3506aeb Makefile.PL
-SHA1 7f2fb8d830437f8e39c6be9851211e17e5f8d256 README
-SHA1 9ab675a70295830ce2b8233c2c6165b12b2bee0d lib/Bundle/W3C/Validator.pm
+SHA1 253a0cb3d8f4ac3636fa598bfeaca725cbfd9a14 MANIFEST
+SHA256 4e725c17d3b2caa661fd63f5e9b4f5dc0073e2cd4c0c0b4d0aebe0d31445648a META.json
+SHA1 dab7d43aa43105b6c2eb189c6c6d9259d8a87d0d META.yml
+SHA1 10fc2fefdd995267c2f4d9792703e57106c5f86c Makefile.PL
+SHA1 4dcebcd0a2fadbf67bd747844f21b85f00d8d410 README
+SHA1 56999465f26ab4cd6209ec6354089b3600df3174 lib/Bundle/W3C/Validator.pm
 SHA1 77da198169b0682e4d5d7a4e620d80b49501c7c2 t/00load.t
==> MISMATCHED content between SIGNATURE and distribution files! <==