The command uses the following structure:
nrfutil completion query [<options>] <args>
nrfutil completion server [<options>] <args>
nrfutil completion install [<options>] <args>
nrfutil completion health-check [<options>] <args>
nrfutil completion help [<options>] <args>
To see the complete list of subcommands and available options, run nrfutil completion --help.