{"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":"69d106ae55c0d0a6951b36d8cd25acd78cb660a06251d59655e55e5ba068ce9c"}