It's a good exchange. I was answered by tech support on time. The transaction took 1 hour. But all has come. And no it is not a scam, there is nothing to breed slander. I attach the screen. Good luck dev! https://lh5.googleusercontent.com/NWUEhUyrXWwxTrH9mBcm3RONuyzj_ei3UxRpkjWA26fHA0um7YMNDDFFb4yqnOrlmx_cmCTlvx5NHObMt46C=w1366-h637-rw