Man pages matching name moosex::params::validate in section 3pm:

MooseX::Params::Validate.3pm.en	debian 10 / libmoosex-params-validate-perl
MooseX::Params::Validate.3pm.en	debian 11 / libmoosex-params-validate-perl
MooseX::Params::Validate.3pm.en	debian 12 / libmoosex-params-validate-perl