Is it possible in VB.net's GeckoFX to call 'Javascript' on a page?

Is it possible in GeckoFX of VB.net to call 'Javascript' on a page?
already tried with the code:

Dim executor = New JQueryExecutor(Wb01.Document.GetElementsByClassName("messageField__text-area___2b4L")(0).DomObject)  
Dim result = executor.ExecuteJQuery("oninput")