Polymer Iron-Ajax Get Method retrieving result from an expressJS route returning res.json
问题 My api end point which running on Heroku free account(expressJS) url IS HERE It shows json response from an expressJS route. The data looks like this [{"_id":"5938b81bd263a5144c9d7d17","title":"mlab first entry","__v":0}, {"_id":"5939efc7fac2b71aac4add11","title":"Second Entry","__v":0}, {"_id":"5939efd0fac2b71aac4add12","title":"Second Entry","__v":0}] My polymer code which I run from localhost(http://127.0.0.1:8081/view1):` <!-- @license Copyright (c) 2016 The Polymer Project Authors. All