@nixCraft Well, in a truly righteous world, 0 would be True//Success//OK and any other value would be False. There are many errors, but only one truth. Alas, we live in a Fallen world.
this is how bots army and click fraud take place. your uniq mobile id means nothing. Here is How they build the 3rd gen, 20 mobiles into a server chassis? 3rd generation click farm fraud involves mobile device servers, centralised and operated by one.
@nixCraft Struggling desperately to understand and fix your client code when the server you don't control makes an arbitrary undocumented change to the API with no warning.