corrected syntax

Author: Dominic Miglar

lib/bitcodin.rb

@@ -192,6 +192,7 @@ def getJobStatistics(from, to)
 
     def updateInvoiceInfos(infos)
       url = @apiURL.concat('payment/invoiceinfo')
+      puts infos.values
       return @httpClient.sendRequest('post', url, infos.values)
     end
 

lib/bitcodin/payment/invoice_infos.rb

@@ -10,12 +10,12 @@ def initialize(companyName, firstName, lastName, address, addressLineOptional, p
         "lastName": "'            + lastName + '",
         "address": "'             + address + '",
         "addressLineOptional": "' + addressLineOptional + '",
-        "postalCode": '           + postalCode.to_s + ',
+        "postalCode": "'           + postalCode.to_s + '",
         "city": "'                + city + '",
         "country": "'             + country + '",
         "vatNumber": "'           + vatNumber + '"
       }'
     end
-
+    
   end
 end