After executing the run.sh, the following errors were observed.
get_response_from_queue host[http://localhost:8161/] : started
OS error: HTTPConnectionPool(host='localhost', port=8161): Max retries exceeded with url: /api/message/a2m?type=queue&clientId=2jk2hkrh2rkj2hrjk (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f2ed6358240>: Failed to establish a new connection: [Errno 111] Connection refused',))