If you set “4.11.0” as the LibreLinkUp version in the Developer Settings, you receive the reply {“message":"RequiredHeaderMissing”} (status 400) since the recent update of the last week requires a new Account-Id HTTP header and you have to pass the SHA256 digest of libreLinkUpId as a 64-char hexadecimal string.
If you set “4.11.0” as the LibreLinkUp version in the Developer Settings, you receive the reply
{“message":"RequiredHeaderMissing”}(status 400) since the recent update of the last week requires a newAccount-IdHTTP header and you have to pass the SHA256 digest oflibreLinkUpIdas a 64-char hexadecimal string.