google app engine - Sending secured request using a REST to appengine -

google app engine - Sending secured request using a REST to appengine -

we have endpoints in our appengine app secured , needs google login invoke. there no problem when access via browser (as redirects google login). not work when utilize rest client i.e.

get url

is there way configure rest clients postman oauth not homecoming html page of login screen. want utilize rest client because has environment functionality base of operations url can switched easily.

google-app-engine rest webservice-client webservices-client