Azure AD B2C Filter on Email for User details

var filterString = $"Identities/any(id:id/Issuer eq 'abc.onmicrosoft.com' and id/IssuerAssignedId eq 'abc@xyz.com')"; var officeUser = await graphClient.Users .Request() .Filter(filterString) .Select(e => new { e.DisplayName, e.Mail, e.Id }) .GetAsync();