Get usage data for subscription by meter return "Unknown error"

[moti-malka]

Partner.Center.SDK (15.1)

when try to get azrue resource usage for my customer the response after some times is "Unknown error".

the full request: var usageRecords = ApplicationDomain.Instance.PartnerCenterClient .Customers .ById(tenantId) .Subscriptions .ById(subId) .UsageRecords .ByMeter .Get();