I have a method;
public void test(ObjectOne objectOne, ObjectTwo objectTwo)
The answer is no.
The reason is simple: This about the parameters you can receive in a method. They must be related to the request. Right? So they must be either headers or cookies or query parameters or matrix parameters or path parameters or request body. (Just to tell the complete story there is additional types of parameters called context).
Now, when you receive JSON object in your request, you receive it in a request body. How many bodies the request may have? One and only one. So you can receive only one JSON object.