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

Provides :
kactivities
kactivities(x86-64)
kactivitymanagerd
kactivitymanagerd(x86-64)
libkactivitymanagerd_plugin.so()(64bit)

Requires :

libKF6ConfigCore.so.6()(64bit)
libKF6CoreAddons.so.6()(64bit)
libKF6Crash.so.6()(64bit)
libKF6GlobalAccel.so.6()(64bit)
libKF6I18n.so.6()(64bit)
libKF6KIOCore.so.6()(64bit)
libKF6Service.so.6()(64bit)
libKF6WindowSystem.so.6()(64bit)
libKF6XmlGui.so.6()(64bit)
libQt6Core.so.6()(64bit)
libQt6Core.so.6(Qt_6)(64bit)
libQt6Core.so.6(Qt_6.7)(64bit)
libQt6DBus.so.6()(64bit)
libQt6DBus.so.6(Qt_6)(64bit)
libQt6Gui.so.6()(64bit)
libQt6Gui.so.6(Qt_6)(64bit)
libQt6Sql.so.6()(64bit)
libQt6Sql.so.6(Qt_6)(64bit)
libQt6Widgets.so.6()(64bit)
libQt6Widgets.so.6(Qt_6)(64bit)
libc.so.6()(64bit)
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libc.so.6(GLIBC_2.32)(64bit)
libc.so.6(GLIBC_2.34)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libc.so.6(GLIBC_ABI_DT_RELR)(64bit)
libkactivitymanagerd_plugin.so()(64bit)
libm.so.6()(64bit)
libm.so.6(GLIBC_2.29)(64bit)
libstdc++.so.6()(64bit)
libstdc++.so.6(CXXABI_1.3)(64bit)
libstdc++.so.6(CXXABI_1.3.9)(64bit)
libstdc++.so.6(GLIBCXX_3.4)(64bit)
libstdc++.so.6(GLIBCXX_3.4.11)(64bit)
libstdc++.so.6(GLIBCXX_3.4.30)(64bit)
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/0e
/usr/lib/.build-id/0e/932af61b6854ecf2ea01b4934ded3db43bc328
/usr/lib/.build-id/22
/usr/lib/.build-id/22/9ca4e36ace45d98628aaf5fed25c1b9b40a8cc
/usr/lib/.build-id/48
/usr/lib/.build-id/48/e1c39c24ff8fba5c4d1da3ff1449c70ddf9c28
/usr/lib/.build-id/4a
/usr/lib/.build-id/4a/cbf4aa83c37bde66ef46338df2c513939cd693
/usr/lib/.build-id/55
/usr/lib/.build-id/55/74f221e7458dc1a379820d62253124b1ad8bfc
/usr/lib/.build-id/5c
/usr/lib/.build-id/5c/18733a0160bf5043259548b4dcbc04e5d892c2
/usr/lib/.build-id/7a
/usr/lib/.build-id/7a/1732fecb43380ac1f4851cd84640cceab0486c
/usr/lib/.build-id/7d
/usr/lib/.build-id/7d/a5c7901edfd679729ae36d4bcf013850ba80b7
/usr/lib/.build-id/bb
/usr/lib/.build-id/bb/09932f767f49a8150cb42bea02d2f5d62d65ab
/usr/lib/.build-id/d5
/usr/lib/.build-id/d5/8d920817e27494dbb7664b52be8bb919e7b3cf
/usr/lib/systemd/user/plasma-kactivitymanagerd.service
/usr/lib64/libkactivitymanagerd_plugin.so
/usr/lib64/qt6/plugins/kactivitymanagerd1
/usr/lib64/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.ActivityRunner.so
/usr/lib64/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.ActivityTemplates.so
/usr/lib64/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.GlobalShortcuts.so
/usr/lib64/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.LibreOfficeEventSpy.so
/usr/lib64/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.RecentlyUsedEventSpy.so
/usr/lib64/qt6/plugins/kactivitymanagerd1/org.kde.ActivityManager.ResourceScoring.so
There is 87 files more in these RPM.