Suppose I have endpoint:
/url?number="321"&name="TEST"
but when we are matching a request matching how we want to ignore the order of query parameter(ignore order of query param)
In this case if pass query param in query param tag then I will not distinguish between request, because same endpoint but multiple query param.
In the documentation the section on Regular Expression shows the example for matching on Query Parameters. It is even possible to include the absence of a parameter.
Using your example it might look like: