{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology improve transaction efficiency?","a":"Decentralization: Blockchain technology uses distributed  ledgers, eliminating the presence of intermediary institutions in traditional transactions, and reducing the time and transaction costs in the transaction process."}]}],"pr":"147880b5386e727c847205cf7bf0193f8373ac6fe20a78411742eb5a6cf2f681"}