libplack-request-withencoding-perl 0.12-1 (ppc64el binary) in ubuntu focal

 Plack::Request::WithEncoding is a subclass of Plack::Request. It supports
 the encoding for requests. The following attributes will return decoded
 request values: encoding, query_parameters, body_parameters, parameters,
 param, raw_param, raw_query_parameters, and raw_parameters.