https://learn.microsoft.com/pl-pl/dotnet/api/system.runtime.remoting.messaging.methodcall?view=netframework-4.8.1
MethodCall Class (System.Runtime.Remoting.Messaging) | Microsoft Learn
Implements the IMethodCallMessage interface to create a request message that acts as a method call on a remote object.
class systemruntimeremotingmessagingmicrosoft