subscribe-bookmark-resume

Including the basic AMPS library:

#include <amps/ampsplusplus.hpp>

Constructing the command:

AMPS::Command cmd(AMPS::Message::Command::Subscribe);
cmd.setTopic(topic);

// Set a comma-delimited list of subscription IDs to
// resume together.
cmd.setSubId(subIdList);

// All subscriptions to be resumed should be
// resumed together.

AMPS::Options opts;
opts.setResume();
// set other options to match subscription options.

cmd.setOptions(opts);

The command can now be used in execute or executeAsync.