SUCCESS:
Feb 18 15:23:01:INFO:<IP> Cmd=subscriptionTest RespTime=1 RespSize=103 (ODPS_003401)
Feb 18 15:23:01:INFO:<IP> [780706] (ODPS_003402)
GET /?user=<USERNAME>&position=<IP>/<USERNAME>&application=513&service=<FEED>&command=subscriptionTest&item=KS200450I1.KS&closure=<USERNAME>:946ec193-f140-443e-ac5e-ae41259d3b95&domain=HKG&usage=always HTTP/1.1
Host: opendacs.domain.net:8089
Connection: Keep-Alive
Accept-Encoding: gzip
User-Agent: okhttp/3.9.0