public async Task <RocketChatUserDto[]> GetUsersAsync(Uri azureDevOpsBaseUri, Guid[] identityIds) { var identities = await AzureDevOpsService.GetAndIterateIdentitiesAsync( azureDevOpsBaseUri, identityIds ); var mails = identities .Select(x => x.Properties.GetOrDefault(AzureDevOpsRocketChatConsts.Identity.MailPropertyName)?.ToString()) .Where(x => !x.IsNullOrWhiteSpace()) .ToArray(); return(await RocketChatClient.GetUsersByEmailAsync(new GetRocketChatUsersByEmailInputDto { Emails = mails })); }