subscribe-bookmark-pause

Importing the AMPS client library:

using AMPS.Client;
using AMPS.Client.Exceptions;

Constructing the command:

Command cmd = new Command(Message.Commands.Subscribe)
                  .setTopic(topic)

                  // Consistent subId for recovery
                  .setSubId(subId)

                  // Pause on a specific bookmark: all subscriptions to be
                  // resumed together should be entered paused at the same
                  // bookmark.

                  .setBookmark(pauseBookmark)

                  // Set "pause" and any other options needed for the subscription 

                 .setOptions(Message.Options.Pause)
              ;

The command can now be used in execute or executeAsync.