{"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":"Analyze the obtained transaction records to find the  balance of the account. Usually, the balance is calculated by subtracting the outgoing transactions from the incoming transactions, which is the net income of the account."}]}],"pr":"b89e0504d7bfabc058dde10cede574410b06019a001284f711240ce01fc5e0d6"}