{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"After a successful upgrade execution, what actions do each component need to take in a blockchain?","a":"pdate the consensus  algorithm: According to the upgrade requirements, nodes may need to update the consensus algorithm to adapt to the new blockchain version."}]}],"pr":"f8202a38d8a2f8a06b0bf73cdbf5cf26d4484b7d17bfe48cb20667a3eddae2d9"}