A Log4View plugin that allows you to drill down through messages logged in JSON format.
Either build the code yourself or install using this installer. The plugin must be installed into the "Log4View" folder in "Program Files (x86)".
You can then make the JSON View appear by enabling it in the Window menu. JSON View can then be dragged so that it appears as a tab beneath your messages, for example:
Values can be copied and pasted either by right-clicking on a value node and choosing Copy Value from the context menu, or by pressing Ctrl + C.