Update event payload

[bgins]

Description

This PR implements the following features:

• [x] Update the way state is displayed in the event payload (see before and after screenshots)

Link to issue

Closes #47

Type of change

• [x] Refactor (non-breaking change that updates existing functionality)

Test plan (required)

Build the extension. Create some events an observe them in the events UI.

Screenshots/Screencaps

Before:

After:

Note that some bits of information were redundant because they are displayed in the namespace column or the event names.