demo-process-models/examples/2-in-depth/2-4-messages/process_group.json

{
    "description": "Processes can communicate with each other through messages.  Messages also offer a way for external applications to make API calls into SpiffWorkflow.   IMPORTANT:  Start with the Waiter!  Checkout out the video here: https://www.youtube.com/watch?v=Uk7__onZiVk",
    "display_name": "Messages"
}