{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the procedure for upgrading a blockchain?","a":"Community Consensus: Firstly, the blockchain community needs to reach a consensus on the upgrade plan. This usually includes discussing issues  related to the needs, purposes, and impacts of the upgrade. During this process, community members can propose improvements and solutions."}]}],"pr":"39ed5a38bce09f9409171fc0b36b7de0a6b39f89e710e9bdb72d067435b5eaa8"}