These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.10 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/hiredis-1.4.1:0/1.4::gentoo  USE="ssl -examples -static-libs -test" 172 KiB
[ebuild  N     ] dev-libs/cJSON-1.7.19::gentoo  USE="-test" 348 KiB
[ebuild  N     ] net-libs/libnet-1.3-r1:1.1::gentoo  USE="-man -static-libs -test" 603 KiB
[ebuild  N     ] net-libs/paho-mqtt-c-1.3.16:1.3::gentoo  USE="high-performance ssl -doc -examples -test" 1316 KiB
[ebuild  N     ] acct-group/gvm-0-r3::gentoo  0 KiB
[ebuild  N     ] acct-user/gvm-0-r3::gentoo  0 KiB
[ebuild  N     ] net-libs/libssh-0.12.2:0/4::gentoo  USE="sftp zlib -debug -examples -fido2 -gssapi -mbedtls -pcap -server -static-libs -test -verify-sig" 742 KiB
[ebuild  N     ] net-analyzer/gvm-libs-22.28.0::gentoo  USE="-doc -ldap -radius -test" 391 KiB

Total: 8 packages (8 new), Size of downloads: 3570 KiB