{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to avoid making false decisions based on inaccurate data in blockchain?","a":"Data validation: Each  node in the blockchain needs to validate the data to ensure its accuracy and integrity. Through encryption and other technologies, nodes can authenticate the data and prevent false data from being added to the blockchain."}]}],"pr":"4344e5a962a45a61eba1d3fdd09a51c81266c3523d5b8b01096fca6beec50372"}