/home/ubuntu/www/myproj.com.mm/node_modules/@google/chatbase/lib/MessageFactory.js:118
newMessage (apiKey=null, userId=null) {
^
SyntaxError: Unexpected token =
at exports.runInThisContext (vm.js:53:16)
at Module._compile (module.js:374:25)
at Object.Module._extensions..js (module.js:417:10)
at Module.load (module.js:344:32)
at Function.Module._load (module.js:301:12)
at Module.require (module.js:354:17)
at require (internal/module.js:12:17)
at Object.<anonymous> (/home/ubuntu/www/myproj.com.mm/node_modules/@google/chatbase/lib/ApplicationInterface.js:19:24)
at Module._compile (module.js:410:26)
at Object.Module._extensions..js (module.js:417:10)
at Module.load (module.js:344:32)
at Function.Module._load (module.js:301:12)
at Module.require (module.js:354:17)
at require (internal/module.js:12:17)
at Object.<anonymous> (/home/ubuntu/www/myproj.com.mm/node_modules/@google/chatbase/index.js:19:30)
at Module._compile (module.js:410:26)
Still having error on nodejs v6.7.0