{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the execution risks involved in implementing a blockchain upgrade?","a":"Consensus risk: During the upgrade process, changes to the consensus algorithm may occur, affecting consensus  among nodes and leading to forks or deadlocks in the blockchain network."}]}],"pr":"3b9c0b1847cff326b1fc1d2c006c0536a0fb1ae408d0e0a75a0f0237f814dcb0"}