From build 3.1.0, we can modify the Request / Response by using the Raw Message.
4. Breakpoint by the Scripting Tool ✅
Please check out this Snippet Code to understand how to use Scripting for Breakpoint.
5. Breakpoint with GraphQL Requests
From Proxyman 2.27.0+, Breakpoint can work with GraphQL Request by a specific QueryName. Please check out the following GraphQL Document.