Zoho Phone Bridge for Asterisk 13 having issues

Zoho Phone Bridge for Asterisk 13 having issues

We deployed phone bridge from link posted in other topic
https://help.zoho.com/portal/community/topic/zoho-phone-bridge-asterisk-13
app starts just fine, no errors, it's possible to initiate calls however widget always stays in connecting state

Attaching relevant log files

Please assist with troubleshooting/debug 

Thanks!