{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do validation nodes in a blockchain ensure the security of staked assets?","a":"Network isolation: Validation nodes can adopt network isolation technology to isolate critical areas from external networks, reducing the potential risk  of attacks."}]}],"pr":"d39a3a9b4b4bac6e41941146de4c2ebbe91f326e4f2a3972abbd7fbe2c755ba0"}