Man pages matching name vuser::google::apiprotocol in section 3pm:

VUser::Google::ApiProtocol.3pm.en	debian 10 / libvuser-google-api-perl
VUser::Google::ApiProtocol.3pm.en	debian 11 / libvuser-google-api-perl
VUser::Google::ApiProtocol.3pm.en	debian 12 / libvuser-google-api-perl