{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"To avoid confirmation failures due to expired transactions, what are some suggestions?","a":"Familiarize  yourself with the transaction platform's rules: Different transaction platforms have different regulations on the validity of transactions. A thorough understanding of these rules can avoid confirmation failures due to expired transactions."}]}],"pr":"42815a99251ffc2e895b0a5b5d94b02eb8bb22a4c3962456f5a3246b3cf5196e"}