{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to check the balance of an account in a blockchain?","a":"Obtain blockchain data: Through the block query interface of the blockchain or a wallet software, obtain all transaction records related to the account. These transaction records contain the incoming and outgoing transactions of the account."}]}],"pr":"e57a3e36bf81596394431862e871c7cc1239dc1c78967c21268b81f4d947040e"}