{"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":"f6adc27a66951c7719b9d092dffde01dbc250ff71a217920b2adf3219d9405ae"}