Reasons why network errors occur frequently

When using the AppStoreServerAPI to retrieve user purchase information or decode a Payload, The following responses occur multiple times throughout the day. If there is no error, the process is completed successfully. HTTP response code: 502 for URL

What is the cause of this error occurring repeatedly? Is there still a problem with Apple's server status?

The following APIs are used to acquire and decode user purchase information.  AppStoreServerAPIClient.getAllSubscriptionStatuses  SignedDataVerifier.verifyAndDecodeTransaction  SignedDataVerifier.verifyAndDecodeRenewalInfo

Reasons why network errors occur frequently
 
 
Q