type: docsource: source/message-async.svg.html
Data ConsumerData Source1a. Request message1b. Optional ack responseStatus Check2a. Status request message2b. Status responseAt some later point3. Response message (with data)
Data ConsumerData Source1a. Request message1b. Optional ack responseStatus Check2a. Status request message2b. Status responseAt some later point3. Response message (with data)