DescribeResourceGroupsRequest

Describes the resource groups that are specified by the ARNs of the resource groups.

Describe resource groups

var client = new AmazonInspectorClient();
var response = client.DescribeResourceGroups(new DescribeResourceGroupsRequest 
{
    ResourceGroupArns = new List<string> {
        "arn:aws:inspector:us-west-2:123456789012:resourcegroup/0-PyGXopAI"
    }
});

Dictionary<string, FailedItemDetails> failedItems = response.FailedItems;
List<ResourceGroup> resourceGroups = response.ResourceGroups;