{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the effects of blockchain upgrading?","a":"User experience optimization: Upgrades can improve the user experience by  addressing existing issues and enhancing the usability of the platform."}]}],"pr":"913d786b10d97fe700c8e3b467f610ea9582bd8c2e31c0d129a3849dabe56695"}