{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do consensus nodes (Validator Node) in blockchain ensure the security of network?","a":"Validate transactions: After receiving transaction information in a new block, consensus  nodes first validate the transactions to ensure they comply with the rules of the blockchain network, such as transaction amounts, signatures, etc."}]}],"pr":"cd4f5659416b34e2f47ff89d999ade14e9adc6bcd6b03a2074ea5e04e700dc4e"}