{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Transactions in a blockchain require information such as:","a":"Transaction  hash value: a value generated by hashing the transaction data, used to ensure the integrity of the transaction data and prevent tampering."}]}],"pr":"4887280250652c88d90a97be9567c371cdda2ec44f17194ee8c0837cfad58983"}