maisarissi

var user = await graphServiceClient
    .Users["{user-id}"] 
    .GetAsync(requestConfiguration =>
        {
            requestConfiguration.Headers.Add("ConsistencyLevel","eventual");
            requestConfiguration.QueryParameters.Select = new string[] { "id", "createdDateTime"};
        });

maisarissi

//Fetching the members of a group who are of the type User
var usersInGroup = await graphServiceClient
    .Groups["group-id"]
    .Members
    .MicrosoftGraphUser
    .GetAsync();

List<User> userList = usersInGroup.Value;

//Similarly, members of the group of type ServicePrincipal 

maisarissi

InteractiveBrowserCredential interactiveBrowserCredential = new ("ClientID");

//create client for calling v1 endpoint and get my info 
Microsoft.Graph.GraphServiceClient graphServiceClient = new (tokenCredential, scopes);
var userFromV1 = await graphServiceClient.Me.GetAsync();

//create client for calling beta endpoint and get my info 
Microsoft.Graph.Beta.GraphServiceClient betaGraphServiceClient = new(tokenCredential, scopes); 
var userFromBeta = await betaGraphServiceClient.Me.GetAsync();