Prints help information on signingclient subcommands. You can use any of the following syntaxes.
signingclient help <subcommands>signingclient <subcommands> -hsigningclient <subcommands> --helpWhere <subcommands> is the list of subcommands. For example, the following commands display the same help information on the signingclient list certificates command.
signingclient help list certificatessigningclient list certificates -hsigningclient list certificates --help