Flutter: How to convert List as String from API to List of String

Question

I\'m getting this String from API "[4:00 PM - 5:00 PM, 5:00 PM - 6:00 PM, 6:00 PM - 7:00 PM, 7:00 PM - 8:00 PM, 10:00 AM - 11:00 AM, 11:00 AM - 12:00 PM, 12:00 PM - 1:0