{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What should blockchain validators do before exporting the chain state?","a":"Confirm data synchronization: Check the data synchronization status  between nodes to ensure the consistency of data in the blockchain network."}]}],"pr":"7461b4dbefe2c850bbc079096e9e3fb27854ea768681fb99cfdaf9f1101c1a08"}