The command uses the following structure:
nrfutil sdk-manager sdk install [<options>] <args>
nrfutil sdk-manager sdk uninstall [<options>] <args>
nrfutil sdk-manager sdk register [<options>] <args>
nrfutil sdk-manager sdk search [<options>] <args>
To see the complete list of available options for each subcommand, run nrfutil sdk-manager sdk <subcommand> --help.