char data[] = 
"\"TestRoot\""
... "{"
... "    \"node 1\""
... "    {"
... "        \"node 2\""
... "        {"
... "            \"somekey\" \"somevalue\""
... "        }"
... "    }"
... "}";

public void OnPluginStart()
{
    KeyValues kv = new KeyValues("blah");
    kv.ImportFromString(data);

    kv.JumpToKey("node 1");
    PrintToServer("1. nodes: %i", kv.NodesInStack());
    
    kv.JumpToKey("node 2");
    PrintToServer("2. nodes: %i", kv.NodesInStack());
    
    kv.JumpToKey("somekey");
    PrintToServer("3. nodes: %i", kv.NodesInStack());
    
    
    kv.Rewind();
    PrintToServer("rw1. nodes: %i", kv.NodesInStack());
    PrintToServer("goback: %i", kv.GoBack());
    

    kv.JumpToKey("node 1");
    PrintToServer("4. nodes: %i", kv.NodesInStack());
    
    kv.JumpToKey("node 2");
    PrintToServer("5. nodes: %i", kv.NodesInStack());
    
    kv.JumpToKey("somekey");
    PrintToServer("6. nodes: %i", kv.NodesInStack());
    
    
    kv.Rewind(false);
    PrintToServer("rw2. nodes: %i", kv.NodesInStack());
    PrintToServer("goback: %i", kv.GoBack());
}