{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the account balance check steps and best practices in blockchain validation nodes?","a":"Verifying balance data: Validation nodes need to verify the obtained balance data to ensure the accuracy and integrity of the data. This includes checking relevant  information such as the format, numerical range, and transaction hash of the balance data."}]}],"pr":"65ddea90a8c6463e46291783ce40ffb7ba4152703d2632f2bece1861f7f035c3"}