{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Why can native applications be upgraded?","a":"Error correction: During the program's operation, there may be some errors or bugs. Through upgrades, developers can fix these  issues and improve the program's overall quality."}]}],"pr":"1f4264f0e2739102600d3fb1cfd62d89a3fefb77a513a371afc690802d4de298"}