How to make AutoSave in Sublime text 3?

Why it gives an error when I write in Preferences >> Settings – User

[
Vintage
],
"save_on_focus_lost": true
}
After I click save I get an error
June 10th 19 at 16:34
1 answer
June 10th 19 at 16:36
Solution
Here is the answer
{
"font_size": 10,
"ignored_packages":
[
Vintage
],
"save_on_focus_lost": true
}

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