{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain improve the security of transactions?","a":"Encryption technology: Blockchain uses encryption  algorithms (such as SHA-256) to encrypt transaction data, ensuring the security of data during transmission."}]}],"pr":"5aee1f52f78b16d0951eac1f1cf2400f3f5c325cd14f79909147f8a051adfe74"}