Step : 1 upload the index.json file to your host edit beforehand with your dns url and manager etc 
step : 2 open up the decompiler or app editor you use and navigate to com/gold/kds517/supanewstb/apps/constants.smali
step:3 line 139 & 416 point the app to your index.json double check it looks like this http://example/index.json?licence_key=sd12
line 416 needs to just be http://yourhost/index.json?licence_key 

                                                          ENJOY