swarmctl -[other flags] --debug {[api args http returns]} [api args http returns]
this flag is used to show what's going on under the covers during swarmctl runs
the "api" variable shows all of the mgmt api calls (this is default if no variable specified)
the "args" variable just shows with args were called
the "http" flavariableg shows all of the http traffic and headers
the "returns" variable is verbose