Subscribe subscribes a MessageReceiver to a fully qualified path. Path allows you to filter to which path or part of a path you would like to listen. A path can be e.g. "system/smtp/host" to receive messages by single host changes or "system/smtp" to receive message from all smtp changes or "system"
(fqPath string, mr MessageReceiver)
source not stored for this graph (policy: none)
no outgoing calls