{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to recover program data accounts on the blockchain?","a":"Query account balance: First, you need to query the balance of the target account to determine which accounts need to be recycled. You can obtain account balance information through a smart  contract or a blockchain browser."}]}],"pr":"8fe271d40b94e72e6211efae4ca6246bda6527bd160cb014404517fcea85f6ef"}