I'm running into the same issue:
Unable to update connection credentials. Unable to connect to the data source. Either the data source is inaccessible, a connection timeout occurred, or the data source credentials are invalid. Please verify the data source configuration and contact a data source administrator to troubleshoot this issue.
Details: Web.Contents failed to get contents from 'https://api.interfaces.records.teams.microsoft.com/Teams.VoiceAnalytics/getanalytics' (400): Bad Request Please have this information handy if you choose to create a support ticket.