{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the requirements for validators to operate during a blockchain upgrade?","a":"Pay attention to on-chain data changes: During the blockchain upgrade process, validators need to closely monitor changes in on-chain data, such as transaction volume, transaction  speed, block size, etc., to ensure the stable operation of the blockchain system."}]}],"pr":"3347e0544cbff2db2cba061027057ec0a22b6ca180da331957e3ca3a9c34e81e"}