update upload function

server.js

@@ -47,11 +47,11 @@ function callInitFileMover(re) {
     // A chunk of data has been received.
         resp.on('data', (chunk) => {
             //debug
-            data = "{
+            data = `{
                 "construction_id": 3,
                 "file_name": "ini_データ入力シート.xlsx",
                 "file_type": "dataSheet" 
-            }"
+            }`
             data += chunk;
         });