Array-like

[[comments]]
author = "Nate"
text = "Great Article!"
[[comments]]
author = "Anonymous"
text = "Love it!"

#↓ Equivalent JSON

{
    "comments" : [
        {
            "author" : "Nate",
            "text" : "Great Article!"
        },
        {
            "author" : "Anonymous",
            "text" : "Love It!"
        }
    ]
}