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Forgive me but you must surely see that without any actual proof that this was the case (video, screenshot etc.) King are hardly likely to set the precedent of just advancing people on their say so. I'd also refer you to a King satetment made some weeks ago on a similar topic ...
https://care.king.com/en/candy-crush-saga/i-passed-the-level-but-the-game-didnt-recognise-it