Man pages matching name globus_net_manager_signatures in section 3:

globus_net_manager_signatures.3.en	debian 10 / libglobus-net-manager-doc
globus_net_manager_signatures.3.en	debian 11 / libglobus-net-manager-doc
globus_net_manager_signatures.3.en	debian 12 / libglobus-net-manager-doc