https://buy.itunes.apple.com/verifyReceipt return 502 bad gataway

https://buy.itunes.apple.com/verifyReceipt return 502 bad gataway error and this is an important issue.

We can not validation purchases.
We have the same issue. Please Apple fix it as soon as possible
We are having the same issue since 1h. Is anybody fixing this?
Same here. I guess there is a general issue with the App-Store:

downdetector.com/status/app-store/
https://buy.itunes.apple.com/verifyReceipt return 502 bad gataway
 
 
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