Hmm ... It's impossible ;-) This RPM doesn't exist on any FTP server

Provides :
kactivities
kactivities(x86-32)
kactivitymanagerd
kactivitymanagerd(x86-32)
libkactivitymanagerd_plugin.so

Requires :

libKF6ConfigCore.so.6
libKF6CoreAddons.so.6
libKF6Crash.so.6
libKF6GlobalAccel.so.6
libKF6I18n.so.6
libKF6KIOCore.so.6
libKF6Service.so.6
libKF6WindowSystem.so.6
libKF6XmlGui.so.6
libQt6Core.so.6
libQt6Core.so.6(Qt_6)
libQt6Core.so.6(Qt_6.8)
libQt6DBus.so.6
libQt6DBus.so.6(Qt_6)
libQt6Gui.so.6
libQt6Gui.so.6(Qt_6)
libQt6Sql.so.6
libQt6Sql.so.6(Qt_6)
libQt6Widgets.so.6
libQt6Widgets.so.6(Qt_6)
libc.so.6
libc.so.6(GLIBC_2.0)
libc.so.6(GLIBC_2.1.3)
libc.so.6(GLIBC_2.3.4)
libc.so.6(GLIBC_2.32)
libc.so.6(GLIBC_2.34)
libc.so.6(GLIBC_2.4)
libc.so.6(GLIBC_ABI_DT_RELR)
libkactivitymanagerd_plugin.so
libm.so.6
libm.so.6(GLIBC_2.29)
libstdc++.so.6
libstdc++.so.6(CXXABI_1.3)
libstdc++.so.6(CXXABI_1.3.9)
libstdc++.so.6(GLIBCXX_3.4)
libstdc++.so.6(GLIBCXX_3.4.11)
libstdc++.so.6(GLIBCXX_3.4.30)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsZstd) <= 5.4.18-1
rtld(GNU_HASH)

Content of RPM :
/usr/lib/.build-id
/usr/lib/.build-id/09
/usr/lib/.build-id/09/80c74b8dd1b93f9c264616bcff778d1f7088a4
/usr/lib/.build-id/1b
/usr/lib/.build-id/1b/6774fe2a953e74096502cc878501e513c17d9a
/usr/lib/.build-id/4e
/usr/lib/.build-id/4e/7518b7d5de75431014f9fc3ade58008a7ae48b
/usr/lib/.build-id/60
/usr/lib/.build-id/60/6455d97709c60dfe6d933c129f63cbfc20bb28
/usr/lib/.build-id/80
/usr/lib/.build-id/80/698987f9a4d2f2ff7b32088b71f0fdcee525ee
/usr/lib/.build-id/8d
/usr/lib/.build-id/8d/810b85e3c0061c601d94ad08d88e29bec0215f
/usr/lib/.build-id/b3
/usr/lib/.build-id/b3/869fb96169c3ab536de7ae02c2577240253e80
/usr/lib/.build-id/d1
/usr/lib/.build-id/d1/4fb5c822f492a9d4659f45351c008ce1004825
/usr/lib/.build-id/e1
/usr/lib/.build-id/e1/e8ad00654940a570748e450a4a1067d2ec7aee
/usr/lib/libkactivitymanagerd_plugin.so
/usr/lib/qt6/plugins/kactivitymanagerd1
/usr/lib/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.ActivityRunner.so
/usr/lib/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.ActivityTemplates.so
/usr/lib/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.GlobalShortcuts.so
/usr/lib/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.LibreOfficeEventSpy.so
/usr/lib/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.RecentlyUsedEventSpy.so
/usr/lib/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.ResourceScoring.so
/usr/lib/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.RunApplication.so
/usr/lib/systemd/user/plasma-kactivitymanagerd.service
/usr/libexec/kactivitymanagerd
There is 84 files more in these RPM.