How to edit the query of a lens?

[learningelastic]

Packetbeat made this lens for me:

But it's not clear to me what constructed the query under Inspect>Requests>Data>Requests and how I am supposed to edit it, see this image:

I looked through all the other panel settings as shown in image below, but there's nothing that indicates how the query is constructed or how to edit it:

How can I update this lens with a new query?

[learningelastic]

Click on this:

Then you'll be in Discover area where you can edit the query and Save it.

[stephenb (Stephen Brown)]

Good Job... You got to it first.. .and just to be precise that is not a Lens Visualization the is a "Legacy Visualization) that was created pre-Lens. That dashboard still uses some of the older visualizations.