Update app.js

@@ -95,7 +95,7 @@ async function handleEvent(event) {
       
 
       var cheerio = require('cheerio');
-      
+      var imageUrl='oss.chatbot.bu.to/photo/1.png';
       var uriBase = 'https://koreacentral.api.cognitive.microsoft.com/vision/v2.1/ocr';
        var options = {
         uri: uriBase,
@@ -108,7 +108,7 @@ async function handleEvent(event) {
           'Content-Type': 'application/json',
           'Ocp-Apim-Subscription-Key': '979dc5d63344438fa4701c62feebb7dc'
         },
-        body: '{"url":"oss.chatbot.bu.to/photo/1.png" }'
+        body: '{"url": ' + '"' + imageUrl + '"}',
       };
       console.log(body);
       request.post(options, function (error, response, body) {