How can I check in Minecraft with the / testfor Command if the item is in the shoebox or not?

Ni
9

I want to build something because you have to put something in the shoe compartment

Ma

Which shoe compartment?

Ni

Minecraft slot for boots

Ni

Iron Boots or something

Ma

/ testfor @a {Inventory: [{Slot: 100b, id: minecraft: diamond_boots}]}

Ni

Thank you

Ni

I'm just on a ski project

Im

There are no shoe compartments in Minecraft

Ni

My the Iron Boots or something

Im

That does not exist either