This class correspond to below. - "Get members in group count" : See also https://developers.line.biz/en/reference/messaging-api/#get-members-group-count - "Get members in room count" : See also https://developers.line.biz/en/reference/messaging-api/#get-members-room-count
To install LINE::Bot::API, copy and paste the appropriate command in to your terminal.
cpanm
cpanm LINE::Bot::API
CPAN shell
perl -MCPAN -e shell install LINE::Bot::API
For more information on module installation, please visit the detailed CPAN module installation guide.