{"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":"17d700fd4a15240333affe8455563b93d9268608f6b2f70d052a2c9cf4e851f9"}